Pith Number

pith:R3BLQYPY

pith:2025:R3BLQYPY54J2JUJYICA4EUEENN

not attested not anchored not stored refs pending

A Generative-AI-Driven Claim Retrieval System Capable of Detecting and Retrieving Claims from Social Media Platforms in Multiple Languages

Ivan Vykopal, Jakub Simko, Martin Hyben, Michal Gregor, Robert Moro

arxiv:2504.20668 v1 · 2025-04-29 · 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{R3BLQYPY54J2JUJYICA4EUEENN}

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	2026-07-05T10:55:46.713003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ec2b861f8ef13a4d1384081c250846b58ed449c2c845000413a8a0a1cfa9d85

Aliases

arxiv: 2504.20668 · arxiv_version: 2504.20668v1 · doi: 10.48550/arxiv.2504.20668 · pith_short_12: R3BLQYPY54J2 · pith_short_16: R3BLQYPY54J2JUJY · pith_short_8: R3BLQYPY

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/R3BLQYPY54J2JUJYICA4EUEENN \
  | 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: 8ec2b861f8ef13a4d1384081c250846b58ed449c2c845000413a8a0a1cfa9d85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e895d839b8742532168007e7cda14be92ed5aa22a6b96c6f72c3f351b09a956f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-29T11:49:05Z",
    "title_canon_sha256": "e58d7caac4336b1c881450a5a0965fba5150306614930e06029dc320caf108b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20668",
    "kind": "arxiv",
    "version": 1
  }
}