Pith Number

pith:7RDQMYA3

pith:2013:7RDQMYA3UU7BURH27JHRRV3KBQ

not attested not anchored not stored refs pending

Efficient Enumeration of Chordless Cycles

Diane Castonguay, Elis\^angela Silva Dias, Humberto Longo, Walid Abdala Rfaei Jradi

arxiv:1309.1051 v4 · 2013-09-04 · cs.DS · 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{7RDQMYA3UU7BURH27JHRRV3KBQ}

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	2026-05-18T02:32:39.022501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc4706601ba53e1a44fafa4f18d76a0c2a899d08acf2a3c351976ef2e594d781

Aliases

arxiv: 1309.1051 · arxiv_version: 1309.1051v4 · doi: 10.48550/arxiv.1309.1051 · pith_short_12: 7RDQMYA3UU7B · pith_short_16: 7RDQMYA3UU7BURH2 · pith_short_8: 7RDQMYA3

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/7RDQMYA3UU7BURH27JHRRV3KBQ \
  | 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: fc4706601ba53e1a44fafa4f18d76a0c2a899d08acf2a3c351976ef2e594d781

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88f981ab837181c09d78bc5e41027da484af456c7b25be16afbd5675c58df731",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-09-04T14:42:36Z",
    "title_canon_sha256": "6f0f9febeba0d155a422bbefce6e71b9021e90c24ab0346bb089421c1607ef5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1051",
    "kind": "arxiv",
    "version": 4
  }
}