Pith Number

pith:L3LVS4YN

pith:2024:L3LVS4YNNAPKGBX6MUNC434ADF

not attested not anchored not stored refs pending

HALvest-Contrastive: Retrieval-Like Authorship Attribution with Patch-Level Late Interaction

Florian Cafiero, Francis Kulumba, Guillaume Vimont, Laurent Romary, Wissam Antoun

arxiv:2407.20595 v4 · 2024-07-30 · cs.DL · 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{L3LVS4YNNAPKGBX6MUNC434ADF}

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	2026-05-20T01:04:49.817011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ed759730d681ea306fe651a2e6f80196754a3f76885829156927d86c75549aa

Aliases

arxiv: 2407.20595 · arxiv_version: 2407.20595v4 · doi: 10.48550/arxiv.2407.20595 · pith_short_12: L3LVS4YNNAPK · pith_short_16: L3LVS4YNNAPKGBX6 · pith_short_8: L3LVS4YN

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/L3LVS4YNNAPKGBX6MUNC434ADF \
  | 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: 5ed759730d681ea306fe651a2e6f80196754a3f76885829156927d86c75549aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaabcdd6f558109f0b2d17f3d1b2d127ccbcaa1fb19c90566a3a6349dbbde13e",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2024-07-30T07:14:04Z",
    "title_canon_sha256": "0edec4b141b1888ca4fa0cfcc75f08a228df7f670c581bc263a1c1128f466e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2407.20595",
    "kind": "arxiv",
    "version": 4
  }
}