Pith Number

pith:MZSI5PKK

pith:2025:MZSI5PKKH2QFGQ4BIG7ILZT627

not attested not anchored not stored refs pending

Enhancing Biomedical Relation Extraction with Directionality

Chih-Hsuan Wei, Po-Ting Lai, Robert Leaman, Shubo Tian, Zhiyong Lu

arxiv:2501.14079 v1 · 2025-01-23 · 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{MZSI5PKKH2QFGQ4BIG7ILZT627}

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	2026-07-05T10:04:44.987074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66648ebd4a3ea053438141be85e67ed7f640d00337b84b580a54dae4ad5e5a94

Aliases

arxiv: 2501.14079 · arxiv_version: 2501.14079v1 · doi: 10.48550/arxiv.2501.14079 · pith_short_12: MZSI5PKKH2QF · pith_short_16: MZSI5PKKH2QFGQ4B · pith_short_8: MZSI5PKK

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/MZSI5PKKH2QFGQ4BIG7ILZT627 \
  | 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: 66648ebd4a3ea053438141be85e67ed7f640d00337b84b580a54dae4ad5e5a94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4299eff4b5a7946fcf61ec7d5e1be19b970b0133c150934b08d7af92bbf4b961",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-01-23T20:36:11Z",
    "title_canon_sha256": "213340df9a1ee29ec495fd6b5d33f06a099591d24de524af0c6a8e75b02defdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14079",
    "kind": "arxiv",
    "version": 1
  }
}