Pith Number

pith:FRWKUZF6

pith:2025:FRWKUZF6BXHQYH2KYIPKIA62KZ

not attested not anchored not stored refs pending

BIBERT-Pipe on Biomedical Nested Named Entity Linking at BioASQ 2025

Chunyu Li, Siqi Liu, Xindi Zheng

arxiv:2509.09725 v1 · 2025-09-10 · 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{FRWKUZF6BXHQYH2KYIPKIA62KZ}

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	2026-07-05T12:09:47.915002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c6caa64be0dcf0c1f4ac21ea403da564a13f20ec2dc2535fe2682f71a9f8f4b

Aliases

arxiv: 2509.09725 · arxiv_version: 2509.09725v1 · doi: 10.48550/arxiv.2509.09725 · pith_short_12: FRWKUZF6BXHQ · pith_short_16: FRWKUZF6BXHQYH2K · pith_short_8: FRWKUZF6

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/FRWKUZF6BXHQYH2KYIPKIA62KZ \
  | 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: 2c6caa64be0dcf0c1f4ac21ea403da564a13f20ec2dc2535fe2682f71a9f8f4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0916847a4d79f73de49acf27a9663f476a016344aeb3b956bab707f387aac42f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-10T09:14:25Z",
    "title_canon_sha256": "46f3980aeb1741afa5b2166e485f0f3df6e7e5293810a48ed8fbffedc9cd0643"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09725",
    "kind": "arxiv",
    "version": 1
  }
}