Pith Number

pith:WDUOENII

pith:2013:WDUOENIIFWGWZHK72LOZHAGWIR

not attested not anchored not stored refs pending

On the speed of constraint propagation and the time complexity of arc consistency testing

Christoph Berkholz, Oleg Verbitsky

arxiv:1303.7077 v1 · 2013-03-28 · cs.LO · 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{WDUOENIIFWGWZHK72LOZHAGWIR}

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	2026-05-18T03:29:38.293230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0e8e235082d8d6c9d5fd2dd9380d6447286edec42ab19e29996e48d7c83714e

Aliases

arxiv: 1303.7077 · arxiv_version: 1303.7077v1 · doi: 10.48550/arxiv.1303.7077 · pith_short_12: WDUOENIIFWGW · pith_short_16: WDUOENIIFWGWZHK7 · pith_short_8: WDUOENII

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/WDUOENIIFWGWZHK72LOZHAGWIR \
  | 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: b0e8e235082d8d6c9d5fd2dd9380d6447286edec42ab19e29996e48d7c83714e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "684d7504248d66c18cc4e47d7199e4f342748ff7efd2dc5112ca3d53b3df66bd",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2013-03-28T09:39:53Z",
    "title_canon_sha256": "23dc585a1da826360d46a90b350894dfd235f59bc3961e8b21bd0b6e81c3a0e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7077",
    "kind": "arxiv",
    "version": 1
  }
}