Pith Number

pith:2ZBJ2OQK

pith:2009:2ZBJ2OQKRENGD4C4BWJCVIB2TB

not attested not anchored not stored refs pending

Hamilton decompositions of regular tournaments

Andrew Treglown, Daniela K\"uhn, Deryk Osthus

arxiv:0908.3411 v2 · 2009-08-24 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZBJ2OQKRENGD4C4BWJCVIB2TB}

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	2026-05-18T02:58:02.874805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6429d3a0a891a61f05c0d922aa03a984e6beda712c7b4a9a64d6fe889dfbea5

Aliases

arxiv: 0908.3411 · arxiv_version: 0908.3411v2 · doi: 10.48550/arxiv.0908.3411 · pith_short_12: 2ZBJ2OQKRENG · pith_short_16: 2ZBJ2OQKRENGD4C4 · pith_short_8: 2ZBJ2OQK

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/2ZBJ2OQKRENGD4C4BWJCVIB2TB \
  | 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: d6429d3a0a891a61f05c0d922aa03a984e6beda712c7b4a9a64d6fe889dfbea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fa3282bc334be9a9894520453ed002d59b715de2b2ddcb237cb3268143a2027",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2009-08-24T11:27:46Z",
    "title_canon_sha256": "7c293d6949159a6fffc20eb855ecebd2cf16a969d9c2cfd6ca437e007516fdda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3411",
    "kind": "arxiv",
    "version": 2
  }
}