Pith Number

pith:UFQJHVLH

pith:2025:UFQJHVLHKV55AJZF5L7MFOA6JT

not attested not anchored not stored refs pending

OpenCat: Improving Interoperability of ADS Testing

Andrea Stocco, Leonardo Mariani, Oliviero Riganelli, Qurban Ali

arxiv:2502.07719 v2 · 2025-02-11 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFQJHVLHKV55AJZF5L7MFOA6JT}

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	2026-07-05T10:13:09.688953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a16093d567557bd02725eafec2b81e4cd4e4b0ad8682b1bd62be59b96d0e176c

Aliases

arxiv: 2502.07719 · arxiv_version: 2502.07719v2 · doi: 10.48550/arxiv.2502.07719 · pith_short_12: UFQJHVLHKV55 · pith_short_16: UFQJHVLHKV55AJZF · pith_short_8: UFQJHVLH

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/UFQJHVLHKV55AJZF5L7MFOA6JT \
  | 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: a16093d567557bd02725eafec2b81e4cd4e4b0ad8682b1bd62be59b96d0e176c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d015cd4ea5c0298a4db7845afe0b7df55185d29004f281f0cf1648c0609b5cef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-02-11T17:23:52Z",
    "title_canon_sha256": "3d7f3c279ac8b13f0ac1d3e4363e80bfe39aa68213791d10d935274e96a856b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07719",
    "kind": "arxiv",
    "version": 2
  }
}