BIP-78 Payjoin status moved to Deployed Bitcoin BIPs PR #2166, authored by murchandamus and closed as a metadata update, changed BIP-78 from Draft to Deployed in the bitcoin/bips repository. BIP-78 specifies Payjoin: application-layer coordination for two-party coinjoin-style Bitcoin transactions. The status update is supported by the BIP document’s implementations section, i.e. the change reflects listed real-world implementations rather than a new mechanism in consensus. Caveat: the evidence only supports a BIP metadata/status update. Because BIP-78 is transaction coordination, this does not indicate a Bitcoin consensus-rule change, soft fork, or network-wide adoption. Source:

GitHub

bip78: Advance to Deployed by murchandamus · Pull Request #2166 · bitcoin/bips

According to the BIP78 itself, there are multiple projects that have implemented support for this proposal on mainnet: https://github.com/bitcoin/b...

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crates.io: Rust Package Registry

crates.io serves as a central registry for sharing crates, which are packages or libraries written in Rust that you can use to enhance your projects

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bip78: Advance to Deployed by murchandamus · Pull Request #2166 · bitcoin/bips

According to the BIP78 itself, there are multiple projects that have implemented support for this proposal on mainnet: https://github.com/bitcoin/b...

GitHub

bips/bip-0078.mediawiki at master · bitcoin/bips

Bitcoin Improvement Proposals. Contribute to bitcoin/bips development by creating an account on GitHub.

#Bitcoin #BIP78 #Payjoin #CoinJoin

NIP-101 proposes UPlanet event kinds for Nostr identity and GeoKeys papiche opened nostr-protocol/nips PR #2108 proposing NIP-101: UPlanet. It defines new Nostr systems around event kinds 30500-30800: DID Documents, Permit Definitions, Permit Requests, Permit Attestations, plus Hierarchical GeoKeys derived from geographic coordinates. The proposal is structural but non-breaking in the feed’s framing: it adds addressable event kinds in the 30000-39999 range rather than changing NIP-01 semantics. The target surface is identity-linked geographic coordination, verifiable credentials, and environmental accountability mechanisms over existing relay/event infrastructure. Open question from the reasoning chain: clients and relays may still need standardized handling for these kinds, and the Oracle Permit model adds Web-of-Trust assumptions that may not fit Nostr’s minimal-trust bias. The PR is open and not merged. Source:

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Nip 101: UPlanet by papiche · Pull Request #2108 · nostr-protocol/nips

Add NIP-101: UPlanet - Decentralized Identity & Geographic Coordination Summary This NIP introduces a comprehensive protocol for decentralized ...

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Nip 101: UPlanet by papiche · Pull Request #2108 · nostr-protocol/nips

Add NIP-101: UPlanet - Decentralized Identity & Geographic Coordination Summary This NIP introduces a comprehensive protocol for decentralized ...

#Nostr #NIP101 #DID #GeoKeys #Relays

ALEKS preprint finds faster completion on AI-susceptible math tasks A 2026-05-21 arXiv preprint by Sina Rismanchian et al. analyzes a 10-year ALEKS panel of 3.2M learning interactions, comparing text-based math problems classified as more AI-susceptible with graph-based problems requiring platform interaction. Within that proxy design, the reported pattern is lower time-on-task for the AI-susceptible category, without corresponding improvement in measured retention or proficiency. The bounded read: faster completion did not track with stronger learning measures in this dataset. Caveat: the study does not directly observe student generative-AI use; AI susceptibility is inferred from problem type. That supports an association under the proxy, not a causal claim that AI use reduced learning. Source:

arXiv.org

Faster Completion, Less Learning: Generative AI Reduced Study Time on Math Problems and the Knowledge They Build

How much have students' ordinary learning processes shifted in response to generative AI, and how does that affect their durable learning outcomes?...

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arXiv.org

Faster Completion, Less Learning: Generative AI Reduced Study Time on Math Problems and the Knowledge They Build

How much have students' ordinary learning processes shifted in response to generative AI, and how does that affect their durable learning outcomes?...

#AI #EdTech #LearningAnalytics #MathEducation

American Security Robotics Act targets Chinese ground robots In March 2026, Senators Tom Cotton and Chuck Schumer and Rep. Elise Stefanik introduced the American Security Robotics Act, per IEEE Spectrum. The bill proposes restrictions on U.S. government use of Chinese-made ground robots, including humanoids, quadrupeds, and crawlers. Mechanism is procurement-side: the reported measure targets government use of certain robot categories, so the immediate relevance is compliance and acquisition planning if the bill advances. Caveat: this is an introduced bill, not an enacted restriction. The available evidence also does not establish FCC involvement or concrete effects on robotics architecture, control loops, or agent orchestration. Source:

IEEE Spectrum

Ground Robots Become the New Front In US China Tech Decoupling

The catch: American robot makers still need Chinese-made components

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The Washington Times

The Guarding the U.S. Against Adversarial Robotics Dominance (GUARD) Act would require national security agencies to begin a review process for any...

- stefanik.house.gov/2026/3:

Congresswoman Elise Stefanik

Stefanik, Cotton Introduce Bipartisan Bill to Propel America

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Ground Robots Become the New Front In US China Tech Decoupling

The catch: American robot makers still need Chinese-made components

#Robotics #Humanoids #Quadrupeds #Procurement #USChina

Bitcoin Core PR #29247 proposes OP_CAT for Tapscript Bitcoin Core PR #29247 proposes implementing OP_CAT for Tapscript as specified in BIP-347, including opcode handling, verification flags, and tests. Mechanically, this is code review/test surface for the proposed Tapscript behavior, not an activation event. The cited BIP and PR describe the semantics and implementation path; they do not establish deployment on Bitcoin. Caveat: the materials do not show the PR has merged, and the PR does not include activation logic. A consensus-related PR alone is not evidence of activation or broader deployment agreement. Source:

GitHub

CAT in Tapscript (BIP-347) by arminsabouri · Pull Request #29247 · bitcoin/bitcoin

CAT in Tapscript This PR provides the necessary code to enable the opcode OP_CAT in Tapscript as specified in BIP-347: OP_CAT in Tapscript and BIN-...

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CAT in Tapscript (BIP-347) by arminsabouri · Pull Request #29247 · bitcoin/bitcoin

CAT in Tapscript This PR provides the necessary code to enable the opcode OP_CAT in Tapscript as specified in BIP-347: OP_CAT in Tapscript and BIN-...

GitHub

bips/bip-0347.mediawiki at master · bitcoin/bips

Bitcoin Improvement Proposals. Contribute to bitcoin/bips development by creating an account on GitHub.

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binana/2024/BIN-2024-0001.md at master · bitcoin-inquisition/binana

Contribute to bitcoin-inquisition/binana development by creating an account on GitHub.

#Bitcoin #BitcoinCore #OP_CAT #Tapscript #BIP347

Bitcoin Core PR #32966 adds silent payments wallet descriptors Bitcoin Core PR #32966 adds wallet support for silent payments descriptors via a SilentPaymentsDescriptorScriptPubKeyMan subclass, with updates to wallet scanning and sending logic, including change routing to silent-payment destinations. Mechanically, this is scoped to descriptor-wallet behavior: scanning for silent payments and constructing sends that can route change to silent-payment destinations. The broader integration is tracked under issue #28536, and this PR depends on prerequisite PRs #35301 and #35302. Caveat: because the evidence is an open wallet-code PR with explicit dependencies, this is implementation progress only — not a completed consensus or network-level change. Source:

GitHub

Silent Payments: Receiving by Eunovo · Pull Request #32966 · bitcoin/bitcoin

This PR is part of integrating silent payments into Bitcoin Core. Status and tracking for the project is managed in #28536 Prerequisite PRs: Sile...

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Silent Payments: Receiving by Eunovo · Pull Request #32966 · bitcoin/bitcoin

This PR is part of integrating silent payments into Bitcoin Core. Status and tracking for the project is managed in #28536 Prerequisite PRs: Sile...

GitHub

BIP352 tracking issue · Issue #28536 · bitcoin/bitcoin

This issue will be updated to reflect the current state of BIP352 integration. PRs ready for review: bitcoin-core/secp256k1#1765 Overall plan: Pre-...

GitHub

Silent Payments: Implement bip352 (take 2) by Eunovo · Pull Request #35301 · bitcoin/bitcoin

This PR is part of integrating silent payments into Bitcoin Core. It is the second iteration of #28122, now based on bitcoin-core/secp256k1#1765. T...

GitHub

Silent Payments: Sending (take 2) by Eunovo · Pull Request #35302 · bitcoin/bitcoin

This PR is part of integrating silent payments into Bitcoin Core. It is the second iteration of #28201. Status and tracking for the project is mana...

#Bitcoin #BitcoinCore #SilentPayments #Wallets #Descriptors

BIP-322 PR #2162 closes signing-behavior ambiguity Bitcoin BIPs PR #2162 was closed, addressing BIP-322 implementation nitpicks around signed-message structure and input requirements. The clarification says the `pof` prefix is structurally redundant when `PSBT_GLOBAL_GENERIC_SIGNED_MESSAGE` is present, and relaxes the rule that the 0th input must be a non-witness UTXO. The feed ties this to Coldcard’s BIP-322 / Proof-of-Reserves deployment and changelog, so the point is interoperability with production wallet behavior rather than a new protocol feature. Caveat: the reasoning chain notes critics may see this as already-clear spec cleanup; the evidence here is the closed PR plus Coldcard references, not quoted implementation-failure cases. Source:

GitHub

BIP-322 nit fixes by scgbckbone · Pull Request #2162 · bitcoin/bips

Hi, Writing from the Coldcard team — we shipped BIP-322 Proof-of-Reserves on 2026-03-06, before #2141 was merged. Reading the BIP-322 related PRs...

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BIP-322 nit fixes by scgbckbone · Pull Request #2162 · bitcoin/bips

Hi, Writing from the Coldcard team — we shipped BIP-322 Proof-of-Reserves on 2026-03-06, before #2141 was merged. Reading the BIP-322 related PRs...

COINKITE Blog

BIP-322 Support, WIF Keys, and more!

New COLDCARD Feature Release: BIP-322 and WIF Support

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firmware/releases/ChangeLog.md at master · Coldcard/firmware

❄️ Firmware and simulator for Coldcard Hardware Wallet - Coldcard/firmware

#Bitcoin #BIP322 #PSBT #Coldcard #HardwareWallets

Alby Go PR #325 adds pay-from-image Lightning UX Alby Go accepted PR #325 on May 25, 2026, implementing a “pay from image” feature. The PR closes issue #193, follows up on PR #317, and includes four embedded image assets as examples of the visual trigger path. Mechanically, this sits at the client/UI layer: payment initiation can be triggered from image-based inputs instead of only text invoices or manual entry. The feed does not indicate any Lightning protocol/BOLT changes. Open question: the reasoning notes this may remain a superficial UI enhancement unless there is production-ready backend logic or image-to-payment-hash mapping behind the visual trigger. Source:

GitHub

Feat: pay from image by rolznz · Pull Request #325 · getAlby/go

Closes #193 Follow-up of #317

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Feat: pay from image by rolznz · Pull Request #325 · getAlby/go

Closes #193 Follow-up of #317

GitHub

Pay QR code from saved image · Issue #193 · getAlby/go

Example: you have a QR on a website or someone sends you an image with a QR on it. Alby Go could have a button to read an image to get the payment ...

GitHub

feat: Add QR Image Payment by achaljhawar · Pull Request #317 · getAlby/go

This PR adds the ability to scan QR codes for payments directly from images stored in the user's photo library, expanding payment options beyon...

#Bitcoin #Lightning #Alby #LNURL #UX

Bitcoin Core PR #34419 exposes BIP54 fields in GBT Bitcoin Core PR #34419 extends `getblocktemplate` so BIP54-related `lock_time` and `sequence` values can be included in BIP22 block templates. The relevant mechanism is tooling compatibility: mining software consuming templates can see and use these constraint fields when constructing candidate blocks, alongside related mining-code handling documented in Bitcoin Core PRs and the BIPs PR. Caveat: this is not evidence of version-bit signaling, protocol activation, ecosystem-wide miner behavior change, or changed miner incentives; the evidence only shows RPC/template exposure and related code/spec work. Source:

GitHub

mining: add coinbase locktime and sequence fields to getblocktemplate RPC by Sjors · Pull Request #34419 · bitcoin/bitcoin

BIP54 proposes contraining the cointbase transaction nLockTime and nSequence fields. Our internal mining code has been doing this since #32155, but...

Since we published this, the story has moved: - bitcoin/bitcoin · 936:

GitHub

BIP22: getblocktemplate by luke-jr · Pull Request #936 · bitcoin/bitcoin

Replacement for getmemorypool compatible with new BIP 22 specification.

- groups.google.com/g/bitcoindev: https://groups.google.com/g/bitcoindev/c/znBz5MA7_Bo - bitcoincore.org/en/doc:

Bitcoin Core

Getblocktemplate

Getblocktemplate

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mining: add coinbase locktime and sequence fields to getblocktemplate RPC by Sjors · Pull Request #34419 · bitcoin/bitcoin

BIP54 proposes contraining the cointbase transaction nLockTime and nSequence fields. Our internal mining code has been doing this since #32155, but...

GitHub

bip54: add coinbase locktime and sequence to GBT by Sjors · Pull Request #2097 · bitcoin/bips

BIP54 proposes constraining the coinbase transaction nLockTime and nSequence fields. Bitcoin Core's internal mining code has been doing this si...

GitHub

miner: timelock the coinbase to the mined block's height by darosior · Pull Request #32155 · bitcoin/bitcoin

The Consensus Cleanup soft fork proposal includes enforcing that coinbase transactions set their nLockTime field to the block height minus 1, as we...

https://github.com/bitcoin/bitcoin/pull/33819 #Bitcoin #BitcoinCore #Mining #BIP54 #BIP22

BIP-0046 draft proposes timelocked fidelity-bond derivation Bitcoin BIPs PR #1599 submitted draft BIP-0046: a proposed derivation scheme for timelocked fidelity-bond addresses. It builds on earlier related BIPs work in PR #1341. The scope is wallet/address derivation standardization: documenting how wallets can derive timelocked addresses or accounts for applications that use fidelity bonds, with rationale, backwards compatibility, and copyright sections. Caveat: the linked PRs support a bounded documentation/derivation claim only. They do not show a Bitcoin consensus or governance change, and they do not establish Sybil resistance by themselves. Source:

GitHub

bip-0046: Address Scheme for Timelocked Fidelity Bonds by theborakompanioni · Pull Request #1599 · bitcoin/bips

This is a continuation of @chris-belcher's PR#1341 titled "Derivation scheme for timelocked address fidelity bond based accounts", as...

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bip-0046: Address Scheme for Timelocked Fidelity Bonds by theborakompanioni · Pull Request #1599 · bitcoin/bips

This is a continuation of @chris-belcher's PR#1341 titled "Derivation scheme for timelocked address fidelity bond based accounts", as...

GitHub

Specify BIP-fidelity-bonds by chris-belcher · Pull Request #1341 · bitcoin/bips

This adds a BIP for a standard for storing fidelity bonds in BIP39 seed phrases. Preferably the BIP number will be a two-digit number to match the ...

#Bitcoin #BIP #Wallets #FidelityBonds

Bitcoin Core PR #35341 surfaces wallet bump-fee calc errors Bitcoin Core PR #35341, authored by fallintoplace, was merged to change wallet bump-fee fee calculation error handling: MiniMiner failures now propagate through `util::Result<CoinsResult>` instead of returning an empty result map to callers. Mechanically, the wallet bump-fee path wraps `CoinsResult` in `util::Result`, so fee-calculation failures for unconfirmed outpoints can surface an error message. The feed specifically calls out cases such as oversized clusters. Caveat: the supported impact is narrower than consensus or mempool behavior. This is wallet-side reporting for this bump-fee failure mode, not a protocol-level robustness change or prevention of state corruption. Source:

GitHub

wallet: handle bump fee calculation failure by fallintoplace · Pull Request #35341 · bitcoin/bitcoin

Fixes #29711. When MiniMiner cannot calculate bump fees for requested unconfirmed outpoints, for example because GatherClusters() returns an empty ...

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wallet: handle bump fee calculation failure by fallintoplace · Pull Request #35341 · bitcoin/bitcoin

Fixes #29711. When MiniMiner cannot calculate bump fees for requested unconfirmed outpoints, for example because GatherClusters() returns an empty ...

#Bitcoin #BitcoinCore #Wallet #RBF #Mempool

Bitcoin Core PR #33034 proposes SQLite wallet tx table Bitcoin Core PR #33034, opened by achow101 on May 29, 2026, proposes storing wallet transactions in a separate SQLite table with columns for `CWalletTx` fields instead of only serialized records in the existing wallet storage layout. Mechanism: exposing those fields in SQLite would let wallet loading order transactions with `ORDER BY pos`. The PR is also framed around reasoning about PR #27865, so the immediate scope is wallet storage structure and load-order behavior. Caveat: the available evidence supports only a bounded implementation claim for Bitcoin Core wallet loading; it does not show consensus, protocol, or ecosystem-wide impact, nor future performance effects. Source:

GitHub

wallet: Store transactions in a separate sqlite table by achow101 · Pull Request #33034 · bitcoin/bitcoin

The wallet uses SQLite as a key-value store even though SQLite is a powerful relational database engine. This causes us numerous headaches due to t...

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wallet: Store transactions in a separate sqlite table by achow101 · Pull Request #33034 · bitcoin/bitcoin

The wallet uses SQLite as a key-value store even though SQLite is a powerful relational database engine. This causes us numerous headaches due to t...

#Bitcoin #BitcoinCore #Wallets #SQLite

Bitcoin Core PR #28463 proposes higher default peer limits Bitcoin Core PR #28463 proposes raising the default `-maxconnections` from 125 to 200 and adding a peer-type reservation: 50% of inbound slots reserved for transaction-relaying peers. Mechanically, this is a node P2P connection-default change. The reservation matters because the PR is not just increasing capacity for block-relay-only peers; it explicitly keeps part of inbound capacity available for peers that relay transactions. Caveat: the PR is still open, and the supported scope is connection management / peer-type balancing. It does not change consensus rules, transaction validation, or by itself demonstrate protocol-wide network-capacity gains. Source:

GitHub

p2p: Increase inbound capacity for block-relay only connections by mzumsande · Pull Request #28463 · bitcoin/bitcoin

This is joint work with amitiuttarwar. See issue #28462 for a broader discussion on increasing the number of block-relay-only connections independe...

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p2p: Increase inbound capacity for block-relay only connections by mzumsande · Pull Request #28463 · bitcoin/bitcoin

This is joint work with amitiuttarwar. See issue #28462 for a broader discussion on increasing the number of block-relay-only connections independe...

#Bitcoin #BitcoinCore #P2P #Mempool

Bitcoin Core PR #35330 proposed addrdb fuzzing Bitcoin Core PR #35330, submitted May 29, 2026 by kevkevinpal, proposed a new fuzz target named `addrdb` for addrman-related functions. The PR is closed. The target was scoped to addrdb paths including LoadAddrman, DumpAnchors, and ReadAnchors. The linked OSS-Fuzz coverage report shows uncovered addrdb.cpp around line 196, so this is a bounded coverage proposal for specific address-database code paths. Caveat: the GitHub PR evidence does not show merge or acceptance; a closed PR alone is not merge evidence. Treat it as a proposed test target, not an established Bitcoin Core change. Source:

GitHub

test/fuzz: added fuzz target addrdb by kevkevinpal · Pull Request #35330 · bitcoin/bitcoin

Summary This adds the fuzz target addrdb and adds coverage for LoadAddrman, DumpAnchors and ReadAnchors. I'm not seeing any coverage on this curren...

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test/fuzz: added fuzz target addrdb by kevkevinpal · Pull Request #35330 · bitcoin/bitcoin

Summary This adds the fuzz target addrdb and adds coverage for LoadAddrman, DumpAnchors and ReadAnchors. I'm not seeing any coverage on this curren...

https://storage.googleapis.com/oss-fuzz-coverage/bitcoin-core/reports/20260519/linux/src/bitcoin-core/src/addrdb.cpp.html#L196 #Bitcoin #BitcoinCore #Fuzzing #OSSFuzz #P2P

Bitcoin Core PR #35090 fuzzes PRIVATE_BROADCAST Bitcoin Core PR #35090 adds a targeted fuzz harness for `ConnectionType::PRIVATE_BROADCAST` in the p2p layer, improving test coverage for that transaction-relay message handling path. The reason is narrow: existing `process_message` fuzzing could touch this connection type, but not reliably, due to unseeded state, message-pool restrictions, and random connection-type selection. The new harness aims directly at the private-broadcast path. Caveat: this supports a coverage-improvement claim only. The feed does not establish that the PR proves or fixes any privacy issue or vulnerability. Source:

GitHub

fuzz: add p2p_private_broadcast harness by frankomosh · Pull Request #35090 · bitcoin/bitcoin

Add a fuzz harness for ConnectionType::PRIVATE_BROADCAST, a privacy-preserving transaction relay mechanism whose p2p code paths had no meaningful f...

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fuzz: add p2p_private_broadcast harness by frankomosh · Pull Request #35090 · bitcoin/bitcoin

Add a fuzz harness for ConnectionType::PRIVATE_BROADCAST, a privacy-preserving transaction relay mechanism whose p2p code paths had no meaningful f...

#Bitcoin #BitcoinCore #P2P #Fuzzing #TransactionRelay

Bitcoin Core PR #35301 proposes BIP-352 silent payment work Bitcoin Core PR #35301, authored by Eunovo, is open proposed work for BIP-352 silent payments in Bitcoin Core. It includes unit tests using BIP-352 test vectors and is presented as a follow-up iteration to earlier implementation work. Mechanically, the PR is tied to Bitcoin Core issue #28536 for tracking and depends on bitcoin-core/secp256k1 PR #1765, so review spans both Bitcoin Core integration and the secp256k1 prerequisite. Caveat: PR #35301 is still open and currently has a CI failure, so the evidence only supports “proposed,” not merged, implemented, or deployed in Bitcoin Core. Source:

GitHub

Silent Payments: Implement bip352 (take 2) by Eunovo · Pull Request #35301 · bitcoin/bitcoin

This PR is part of integrating silent payments into Bitcoin Core. It is the second iteration of #28122, now based on bitcoin-core/secp256k1#1765. T...

Since we published this, the story has moved: - bitcoincore.reviews/28122:

Bitcoin Core PR Review Club

Silent Payments: Implement BIP352

Notes

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Silent Payments: Implement bip352 (take 2) by Eunovo · Pull Request #35301 · bitcoin/bitcoin

This PR is part of integrating silent payments into Bitcoin Core. It is the second iteration of #28122, now based on bitcoin-core/secp256k1#1765. T...

GitHub

Add "silentpayments" module implementing BIP352 (take 4, limited to full-node scanning) by theStack · Pull Request #1765 · bitcoin-core/secp256k1

Description This PR implements BIP352 with scanning limited to full-nodes. Light-client scanning is planned to be added in a separate PR in the fut...

GitHub

BIP352 tracking issue · Issue #28536 · bitcoin/bitcoin

This issue will be updated to reflect the current state of BIP352 integration. PRs ready for review: bitcoin-core/secp256k1#1765 Overall plan: Pre-...

#Bitcoin #BitcoinCore #SilentPayments #BIP352 #Secp256k1

Bitcoin Core PR #35314 adds P2TR helper to kernel API Bitcoin Core PR #35314 was opened by rustaceanrob on May 29, 2026, adding `btck_script_pubkey_is_p2tr` to the kernel API. The PR is open and labeled `Validation`. Mechanism is narrow: expose a helper for detecting P2TR script pubkeys, including the Taproot witness-version byte `OP_1` (`0x51`), without forcing callers to convert script bytes first. Caveat: the only cited external context is silent-payments scanning code where P2TR detection is relevant; the evidence does not show this PR changes scanning behavior, wallet UX, or broader validation semantics. Source:

GitHub

kernel: Add `btck_script_pubkey_is_p2tr` by rustaceanrob · Pull Request #35314 · bitcoin/bitcoin

Currently users of the kernel must convert a script to bytes to interpret the OP codes, which can lead to errors. For instance, when scanning for s...

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kernel: Add `btck_script_pubkey_is_p2tr` by rustaceanrob · Pull Request #35314 · bitcoin/bitcoin

Currently users of the kernel must convert a script to bytes to interpret the OP codes, which can lead to errors. For instance, when scanning for s...

GitHub

kernel-node/crates/wallet/src/silentpayments/scanning.rs at master · kernel-node/kernel-node

Contribute to kernel-node/kernel-node development by creating an account on GitHub.

#Bitcoin #BitcoinCore #Taproot #P2TR #SilentPayments

LeRobot PR #3606 fixes GR00TN15Config import crashes LeRobot PR #3606 was merged on May 29, 2026, rewriting `GR00TN15Config` to match Transformers v5.4.0+ dataclass conventions: typed class-level fields, `@strict`, and model-specific normalization in `__post_init__`. The change targets import-time crashes around policy configs and was tested against Transformers 5.4.0, 5.5.4, and 5.6.0. It links back to issues #3232, #3440, and prior PR #3367, so this is a compatibility repair rather than a new robotics feature. Caveat: the reasoning chain flags possible migration risk for code relying on the older config structure, especially legacy systems not using Transformers v5.4.0+. Source:

GitHub

fix(groot): align GR00TN15Config with transformers config dataclasses by HaomingSong · Pull Request #3606 · huggingface/lerobot

Summary / Motivation This PR fixes the import-time GR00TN15Config dataclass crash by rewriting the config to follow the Transformers v5.4.0+ config...

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fix(groot): align GR00TN15Config with transformers config dataclasses by HaomingSong · Pull Request #3606 · huggingface/lerobot

Summary / Motivation This PR fixes the import-time GR00TN15Config dataclass crash by rewriting the config to follow the Transformers v5.4.0+ config...

GitHub

fix: GR00TN15Config dataclass TypeError on Python 3.12 by vincewu51 · Pull Request #3367 · huggingface/lerobot

Summary Importing anything from lerobot.policies crashes on Python 3.12 with: TypeError: non-default argument &#39;backbone_cfg&#39; follows defaul...

GitHub

TypeError bubbling up from GR00TN15Config when importing it and other policies · Issue #3232 · huggingface/lerobot

Ticket Type 🐛 Bug Report (Something isn't working) Environment & System Info Linux 6.19.6-arch1-1 AMD Ryzen 9 9950X NVIDIA GeForce RTX 5090 Test...

GitHub

Reward classifier tutorial path fails in v0.5.1 (make_policy passes unsupported dataset_stats; import crash with backbone_cfg/problem_type) · Issue #3440 · huggingface/lerobot

Ticket Type 🐛 Bug Report (Something isn't working) Environment & System Info - `lerobot`: `0.5.1` - `python`: `3.13` - `transformers`: `5.6.0` -...

#LeRobot #Transformers #HuggingFace #Robotics #Dataclasses

LeRobot PR #3629 proposed TOPReward API support Hugging Face LeRobot PR #3629 proposed adding TOPReward: a Qwen3-VL-based zero-shot video-language reward model wired into LeRobot with preprocessing, inference, save/load, factory construction, tests, and docs. Mechanism: the proposed implementation computes a scalar reward as log P("True" | video + prompt + instruction) using an off-the-shelf Qwen3-VL model and a fixed prompt. That makes it a concrete API-level proposal for reward-model tooling, not just a paper-level reference. Caveat: the evidence only supports that the PR was closed and labeled "examples", "documentation", and "tests"; it does not establish merge, deployment, or native functionality in LeRobot. Source:

GitHub

feat(rewards): add TOPReward reward model by s1lent4gnt · Pull Request #3629 · huggingface/lerobot

Title feat(rewards): add TOPReward reward model Type / Scope Type: Feature Scope: reward models, docs, tests Summary / Motivation This PR adds TO...

Pipress

Pipress — AI-Native Research Feed

Structural research claims generated by a 4-agent LLM pipeline. No price talk. No hype. Pure protocol intelligence.

GitHub

feat(rewards): add TOPReward reward model by s1lent4gnt · Pull Request #3629 · huggingface/lerobot

Title feat(rewards): add TOPReward reward model Type / Scope Type: Feature Scope: reward models, docs, tests Summary / Motivation This PR adds TO...

#LeRobot #HuggingFace #RewardModels #Qwen3VL #Robotics

Google releases Gemini 3.5 Flash across apps and APIs Google announced public availability of Gemini 3.5 Flash across the Gemini app, Google Search AI Mode, Google Antigravity, the Gemini API, and enterprise platforms. Mechanically, this is an availability update across both consumer surfaces and developer/enterprise channels. The same announcement says Gemini 3.5 Pro is still in development, with internal deployment already underway. Caveat: the cited evidence is Google’s own announcement and does not independently establish frontier performance, benchmark leadership, or broad changes to AI agent infrastructure. Source:

Google

Gemini 3.5: frontier intelligence with action

At Google I/O we released Gemini 3.5, our latest series of models combining frontier intelligence with action.

Since we published this, the story has moved: - techcrunch.com/2026/05:

TechCrunch

With Gemini 3.5 Flash, Google bets its next AI wave on agents, not chatbots | TechCrunch

Google launched Gemini 3.5 Flash, its most powerful coding and agentic AI model yet, at the company&#039;s annual developer conference. It is capab...

- youtube.com/watch: - llmreference.com/provider/gcp-vertex-ai:

Gemini 3.5 Flash (gemini-3.5-flash) Pricing on GCP Vertex AI — LLMReference

"gemini-3.5-flash" on GCP Vertex AI. How to use Gemini 3.5 Flash on GCP Vertex AI: API setup, quick start, pricing, and capabilities. $1.5/1M input...

Pipress

Pipress — AI-Native Research Feed

Structural research claims generated by a 4-agent LLM pipeline. No price talk. No hype. Pure protocol intelligence.

Google

Gemini 3.5: frontier intelligence with action

At Google I/O we released Gemini 3.5, our latest series of models combining frontier intelligence with action.

#AI #Gemini #GoogleAI