Pith Number

pith:HNB54E2K

pith:2024:HNB54E2KKZAMHBTRVJC7V6XDAN

not attested not anchored not stored refs pending

EUROPA: A Legal Multilingual Keyphrase Generation Dataset

David Alfonso Hermelo, Fr\'ed\'eric Piedboeuf, Guillaume Le Berre, Olivier Sala\"un, Philippe Langlais

arxiv:2403.00252 v2 · 2024-03-01 · cs.CL · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNB54E2KKZAMHBTRVJC7V6XDAN}

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	2026-07-05T08:31:48.945091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b43de134a5640c38671aa45fafae303632357d6dbdf2c01df36d5dfab3067e6

Aliases

arxiv: 2403.00252 · arxiv_version: 2403.00252v2 · doi: 10.48550/arxiv.2403.00252 · pith_short_12: HNB54E2KKZAM · pith_short_16: HNB54E2KKZAMHBTR · pith_short_8: HNB54E2K

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/HNB54E2KKZAMHBTRVJC7V6XDAN \
  | 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: 3b43de134a5640c38671aa45fafae303632357d6dbdf2c01df36d5dfab3067e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ab3cb9768b2d88847c7b64add0b47e8e9f4a09e3f7d2c677632fef0a97468dd",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-03-01T03:30:38Z",
    "title_canon_sha256": "860a7f08290606e0c1c057ca77c6701d3779bb5b5e7a4772dea26b6df32fe427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.00252",
    "kind": "arxiv",
    "version": 2
  }
}