Pith Number

pith:KCP53PFG

pith:2014:KCP53PFGZDPMGBZCH67RR6MCYR

not attested not anchored not stored refs pending

Clinical TempEval

James Pustejovsky, Leon Derczynski, Marc Verhagen, Steven Bethard

arxiv:1403.4928 v1 · 2014-03-19 · 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{KCP53PFGZDPMGBZCH67RR6MCYR}

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	2026-05-18T02:56:04.221695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

509fddbca6c8dec307223fbf18f982c44afdd2b6ba5ee9750fdb591a6353d0e2

Aliases

arxiv: 1403.4928 · arxiv_version: 1403.4928v1 · doi: 10.48550/arxiv.1403.4928 · pith_short_12: KCP53PFGZDPM · pith_short_16: KCP53PFGZDPMGBZC · pith_short_8: KCP53PFG

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/KCP53PFGZDPMGBZCH67RR6MCYR \
  | 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: 509fddbca6c8dec307223fbf18f982c44afdd2b6ba5ee9750fdb591a6353d0e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44a65f72c7c3d850ca651c110b3809c67a5b9982adac101076e9167028efd1e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-03-19T19:59:49Z",
    "title_canon_sha256": "5a7f55c7cde0af8186b864d40fe1b9b43abc6b80b53e9871c5d1db744c5bab11"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4928",
    "kind": "arxiv",
    "version": 1
  }
}