Pith Number

pith:BO7ELA75

pith:2012:BO7ELA75BJPV5MVYBR5SE3WYHS

not attested not anchored not stored refs pending

Stackable and queueable permutations

Peter G. Doyle

arxiv:1201.6580 v1 · 2012-01-31 · 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{BO7ELA75BJPV5MVYBR5SE3WYHS}

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	2026-05-18T04:03:30.119717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bbe4583fd0a5f5eb2b80c7b226ed83c92954eefaaa70371068cedaab4d257a6

Aliases

arxiv: 1201.6580 · arxiv_version: 1201.6580v1 · doi: 10.48550/arxiv.1201.6580 · pith_short_12: BO7ELA75BJPV · pith_short_16: BO7ELA75BJPV5MVY · pith_short_8: BO7ELA75

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/BO7ELA75BJPV5MVYBR5SE3WYHS \
  | 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: 0bbe4583fd0a5f5eb2b80c7b226ed83c92954eefaaa70371068cedaab4d257a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db2bb7c3b11ca5944fd1ee6883e9842dc97685a557f209a9928d4b61b8c03031",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-01-31T15:44:30Z",
    "title_canon_sha256": "105b88e52e07e089a0ff076e573154be9f5bd72b38ca4a9f7a20979787b9601e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.6580",
    "kind": "arxiv",
    "version": 1
  }
}