Pith Number

pith:2R5QCGLO

pith:2014:2R5QCGLOVLHDF3IDPU5UZ6I6HW

not attested not anchored not stored refs pending

Arbitrary Orientations of Hamilton Cycles in Digraphs

Amelia Taylor, Daniela K\"uhn, Deryk Osthus, Louis DeBiasio, Theodore Molla

arxiv:1408.1812 v2 · 2014-08-08 · 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{2R5QCGLOVLHDF3IDPU5UZ6I6HW}

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	2026-05-18T01:55:42.934530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d47b01196eaace32ed037d3b4cf91e3d8016cfdffc0d1ee5c25d4c17fc0337bf

Aliases

arxiv: 1408.1812 · arxiv_version: 1408.1812v2 · doi: 10.48550/arxiv.1408.1812 · pith_short_12: 2R5QCGLOVLHD · pith_short_16: 2R5QCGLOVLHDF3ID · pith_short_8: 2R5QCGLO

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/2R5QCGLOVLHDF3IDPU5UZ6I6HW \
  | 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: d47b01196eaace32ed037d3b4cf91e3d8016cfdffc0d1ee5c25d4c17fc0337bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea5cd3d6b6c217bd9466dea44140ea4580b93153e5f4f09f3573dbb49dde504b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-08-08T10:43:36Z",
    "title_canon_sha256": "ef72e70f5a4ef53772fdbe344f414e8c946a2003ccba5ec121e1b43dc5a38533"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1812",
    "kind": "arxiv",
    "version": 2
  }
}