Pith Number

pith:B7A2URNV

pith:2025:B7A2URNVWKOESGJGBFHPTJCDO2

not attested not anchored not stored refs pending

RWKV-X: A Linear Complexity Hybrid Language Model

Fei Richard Yu, Haowen Hou, Kaifeng Tan, Rongchang Lu, Zhiyi Huang

arxiv:2504.21463 v2 · 2025-04-30 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7A2URNVWKOESGJGBFHPTJCDO2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

3 papers in Pith

SCRWKV: Ultra-Compact Structure-Calibrated Vision-RWKV for Topological Crack Segmentation

Hybrid Architectures for Language Models: Systematic Analysis and Design Insights

SpikingBrain2.0: Brain-Inspired Foundation Models for Efficient Long-Context and Cross-Platform Inference

Receipt and verification

First computed	2026-07-05T11:00:44.354515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fc1aa45b5b29c491926094ef9a4437686e90243176cf424991b09beacd9958f

Aliases

arxiv: 2504.21463 · arxiv_version: 2504.21463v2 · doi: 10.48550/arxiv.2504.21463 · pith_short_12: B7A2URNVWKOE · pith_short_16: B7A2URNVWKOESGJG · pith_short_8: B7A2URNV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/B7A2URNVWKOESGJGBFHPTJCDO2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0fc1aa45b5b29c491926094ef9a4437686e90243176cf424991b09beacd9958f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d2c014b7496f09a20b309a60045589fd7a7d346f7b395281959fb2b8c6f8900",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-30T09:38:17Z",
    "title_canon_sha256": "5005e55a0421a6b604946928759f0b3f6fc1a9902138db6b5070a16e8b257851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21463",
    "kind": "arxiv",
    "version": 2
  }
}