Pith Number

pith:H3KELNQK

pith:2016:H3KELNQKAODSMY4O323RRMU76A

not attested not anchored not stored refs pending

Revitalized automatic proofs: demonstrations

David Callan, Hideyuki Ohtsuka, Roberto Tauraso, Tewodros Amdeberhan

arxiv:1610.09737 v1 · 2016-10-31 · 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{H3KELNQKAODSMY4O323RRMU76A}

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	2026-05-18T01:00:47.293894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ed445b60a038726638edeb718b29ff0064f4d0bafdefab9b6dfbe8bbeaaaafd

Aliases

arxiv: 1610.09737 · arxiv_version: 1610.09737v1 · doi: 10.48550/arxiv.1610.09737 · pith_short_12: H3KELNQKAODS · pith_short_16: H3KELNQKAODSMY4O · pith_short_8: H3KELNQK

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/H3KELNQKAODSMY4O323RRMU76A \
  | 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: 3ed445b60a038726638edeb718b29ff0064f4d0bafdefab9b6dfbe8bbeaaaafd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2ccbde88ee3da9f2a3ae9c4317798de2df54408ffee6cd5374eebc34c90c899",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-10-31T00:05:33Z",
    "title_canon_sha256": "1622d1fcce7be6cd7596b0ed862aaea182e10b8f5c2122fa6f9ef0f607768b7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09737",
    "kind": "arxiv",
    "version": 1
  }
}