Pith Number

pith:55VKU5S7

pith:2022:55VKU5S7QRMDJWB7XFKM2LMNL2

not attested not anchored not stored refs pending

Proceedings of the 2022 XCSP3 Competition

Christophe Lecoutre, Emmanuel Lonca, Gilles Audemard

arxiv:2209.00917 v2 · 2022-09-02 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{55VKU5S7QRMDJWB7XFKM2LMNL2}

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.

Cited by

1 paper in Pith

Proceedings of the 2024 XCSP3 Competition

Receipt and verification

First computed	2026-07-05T07:22:13.310177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef6aaa765f845834d83fb954cd2d8d5eb4b46573b1a50be265cb08922474985a

Aliases

arxiv: 2209.00917 · arxiv_version: 2209.00917v2 · doi: 10.48550/arxiv.2209.00917 · pith_short_12: 55VKU5S7QRMD · pith_short_16: 55VKU5S7QRMDJWB7 · pith_short_8: 55VKU5S7

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/55VKU5S7QRMDJWB7XFKM2LMNL2 \
  | 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: ef6aaa765f845834d83fb954cd2d8d5eb4b46573b1a50be265cb08922474985a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72bd4b1742fb8b7bfd42ff5084d848f5df977f024c95fe33a37cda30850e0650",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-09-02T09:52:29Z",
    "title_canon_sha256": "6bcad2aae76d518b3715b548647ec7a9587cc32bf01b122ec7283a7c99af4ce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.00917",
    "kind": "arxiv",
    "version": 2
  }
}