Pith Number

pith:XYJ3OWQ7

pith:2012:XYJ3OWQ7WRHXKNIGAWSMPCNOOI

not attested not anchored not stored refs pending

A Complete Anytime Algorithm for Treewidth

Rina Dechter, Vibhav Gogate

arxiv:1207.4109 v1 · 2012-07-11 · cs.DS · cs.AI · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XYJ3OWQ7WRHXKNIGAWSMPCNOOI}

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	2026-05-18T03:50:47.981471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be13b75a1fb44f75350605a4c789ae723d69ad06dbd47bbeab23ec598d74555d

Aliases

arxiv: 1207.4109 · arxiv_version: 1207.4109v1 · doi: 10.48550/arxiv.1207.4109 · pith_short_12: XYJ3OWQ7WRHX · pith_short_16: XYJ3OWQ7WRHXKNIG · pith_short_8: XYJ3OWQ7

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/XYJ3OWQ7WRHXKNIGAWSMPCNOOI \
  | 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: be13b75a1fb44f75350605a4c789ae723d69ad06dbd47bbeab23ec598d74555d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bfe33eff67bc8b2ca540dc34d9873f25d56c1684225ee21e1efc74ddab19a83",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-07-11T14:41:27Z",
    "title_canon_sha256": "69ded1833e5d17c2dd6f5541373f6dd35cb359d9bd5bc4bb2e82078c68929b50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4109",
    "kind": "arxiv",
    "version": 1
  }
}