Pith Number

pith:IPIDROJS

pith:2026:IPIDROJS3XKWYH2YL3V7F72UYC

not attested not anchored not stored refs pending

BioPIE: A Biomedical Protocol Information Extraction Dataset for Experiment Understanding

Fanxu Meng, Haofei Hou, Kairui Yang, Lecheng Ruan, Qining Wang, Shunyi Zhao

arxiv:2601.04524 v2 · 2026-01-08 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPIDROJS3XKWYH2YL3V7F72UYC}

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.

Receipt and verification

First computed	2026-06-24T01:14:24.650621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43d038b932ddd56c1f585eebf2ff54c0b31b945f610eb57c11f0f7d02136b5c2

Aliases

arxiv: 2601.04524 · arxiv_version: 2601.04524v2 · doi: 10.48550/arxiv.2601.04524 · pith_short_12: IPIDROJS3XKW · pith_short_16: IPIDROJS3XKWYH2Y · pith_short_8: IPIDROJS

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/IPIDROJS3XKWYH2YL3V7F72UYC \
  | 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: 43d038b932ddd56c1f585eebf2ff54c0b31b945f610eb57c11f0f7d02136b5c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b80fdf49c04af5f53651a78e7de57bb6de618a6a620563de92216ec7e887769",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-01-08T02:44:37Z",
    "title_canon_sha256": "df0e9bb2c36fb3e7ecbd5ee18e2ea6ee01266f97b87c2bb0d9ef478a88804dc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.04524",
    "kind": "arxiv",
    "version": 2
  }
}