Pith Number

pith:CXDV4CSK

pith:2021:CXDV4CSKTXVGPWQBUA5HVWVVGD

not attested not anchored not stored refs pending

End-to-end Biomedical Entity Linking with Span-based Dictionary Matching

Eiji Aramaki, Hayate Iso, Shogo Ujiie, Shoko Wakamiya, Shuntaro Yada

arxiv:2104.10493 v1 · 2021-04-21 · 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{CXDV4CSKTXVGPWQBUA5HVWVVGD}

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	2026-07-05T02:34:03.001304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15c75e0a4a9dea67da01a03a7adab530d749a7e4e0feb9b7013d2eddefc5b012

Aliases

arxiv: 2104.10493 · arxiv_version: 2104.10493v1 · doi: 10.48550/arxiv.2104.10493 · pith_short_12: CXDV4CSKTXVG · pith_short_16: CXDV4CSKTXVGPWQB · pith_short_8: CXDV4CSK

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/CXDV4CSKTXVGPWQBUA5HVWVVGD \
  | 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: 15c75e0a4a9dea67da01a03a7adab530d749a7e4e0feb9b7013d2eddefc5b012

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28c13feb622d39ec6377339dba065d10839757eefd0289921f413d7aa81f4ce6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-21T12:24:12Z",
    "title_canon_sha256": "cbdc8ea76d1e4d0dfaaea926d1c368bbf98dc1b88e375a322d8e5ea95545ec50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.10493",
    "kind": "arxiv",
    "version": 1
  }
}