Pith Number

pith:XZX3URYB

pith:2021:XZX3URYBVIIAW4VD6RD7ZCDZVS

not attested not anchored not stored refs pending

Biomedical Entity Linking with Contrastive Context Matching

Eiji Aramaki, Hayate Iso, Shogo Ujiie

arxiv:2106.07583 v2 · 2021-06-14 · 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{XZX3URYBVIIAW4VD6RD7ZCDZVS}

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	2026-07-05T02:49:32.580325Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be6fba4701aa100b72a3f447fc8879acb6da4020d04931fdc9aec5402239a3cf

Aliases

arxiv: 2106.07583 · arxiv_version: 2106.07583v2 · doi: 10.48550/arxiv.2106.07583 · pith_short_12: XZX3URYBVIIA · pith_short_16: XZX3URYBVIIAW4VD · pith_short_8: XZX3URYB

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/XZX3URYBVIIAW4VD6RD7ZCDZVS \
  | 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: be6fba4701aa100b72a3f447fc8879acb6da4020d04931fdc9aec5402239a3cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57e1f6f642eaf82a1a5f64949e6c07daedb30697be311a21aa263fefe115b4df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-06-14T16:43:33Z",
    "title_canon_sha256": "ded3f4431f70104b70bca9417b162729bb60116b82aab3c71c7a320f96ef3596"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.07583",
    "kind": "arxiv",
    "version": 2
  }
}