Pith Number

pith:Z6GQ2ACI

pith:2025:Z6GQ2ACI37XBO5APBJYRIRFOMP

not attested not anchored not stored refs pending

3CEL: A corpus of legal Spanish contract clauses

\'Alvaro Barbero Jim\'enez, David Betancur S\'anchez, Elena Montiel Ponsoda, Marta Guerrero Nieto, Nuria Aldama Garc\'ia, Pablo Haya Coll, Patricia Mars\`a Morales, Patricia Mart\'in Chozas

arxiv:2501.15990 v1 · 2025-01-27 · 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{Z6GQ2ACI37XBO5APBJYRIRFOMP}

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	2026-07-05T10:05:53.460753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf8d0d0048dfee17740f0a711444ae63deb3cd426574c5cbf7776cbf280df9d8

Aliases

arxiv: 2501.15990 · arxiv_version: 2501.15990v1 · doi: 10.48550/arxiv.2501.15990 · pith_short_12: Z6GQ2ACI37XB · pith_short_16: Z6GQ2ACI37XBO5AP · pith_short_8: Z6GQ2ACI

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/Z6GQ2ACI37XBO5APBJYRIRFOMP \
  | 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: cf8d0d0048dfee17740f0a711444ae63deb3cd426574c5cbf7776cbf280df9d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5743d67f1c81d102034ba7b44130d2bbc441de6bb23f2b55791c041c5f7b530",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-01-27T12:20:57Z",
    "title_canon_sha256": "1b6265745d3db953b77fc0a1e22fa26d01ea42f7c775f7a07d742f03c4419c2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.15990",
    "kind": "arxiv",
    "version": 1
  }
}