Pith Number

pith:WXD36RUO

pith:2017:WXD36RUOVYFS2ADHHFUKSEDWEB

not attested not anchored not stored refs pending

Change Ringing and Hamiltonian Cycles : The Search for Erin and Stedman Triples

Andrew Johnson, Michael Haythorpe

arxiv:1702.02623 v2 · 2017-02-07 · math.HO · 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{WXD36RUOVYFS2ADHHFUKSEDWEB}

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	2026-05-18T00:17:19.620597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c7bf468eae0b2d00673968a91076207b9c431c7e592a8627d898ff1fafc05b

Aliases

arxiv: 1702.02623 · arxiv_version: 1702.02623v2 · doi: 10.48550/arxiv.1702.02623 · pith_short_12: WXD36RUOVYFS · pith_short_16: WXD36RUOVYFS2ADH · pith_short_8: WXD36RUO

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/WXD36RUOVYFS2ADHHFUKSEDWEB \
  | 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: b5c7bf468eae0b2d00673968a91076207b9c431c7e592a8627d898ff1fafc05b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a486c92e9c67f32ab2cc1b342b0721363ff7bf2732c36050727c89ccdb52f433",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2017-02-07T06:57:18Z",
    "title_canon_sha256": "7a1db09cde5843c80a827142954b5300f104b8614c40256178a90ae844e6e8cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02623",
    "kind": "arxiv",
    "version": 2
  }
}