Pith Number

pith:3HM3VCPR

pith:2014:3HM3VCPRD5ESR437M33YBAMDYA

not attested not anchored not stored refs pending

A note on Gunningham's formula

Junho Lee

arxiv:1407.0055 v2 · 2014-06-30 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HM3VCPRD5ESR437M33YBAMDYA}

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	2026-05-18T00:11:19.586565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9d9ba89f11f4928f37f66f7808183c027a3170b7b3645bfb5c007f4eca877ce

Aliases

arxiv: 1407.0055 · arxiv_version: 1407.0055v2 · doi: 10.48550/arxiv.1407.0055 · pith_short_12: 3HM3VCPRD5ES · pith_short_16: 3HM3VCPRD5ESR437 · pith_short_8: 3HM3VCPR

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/3HM3VCPRD5ESR437M33YBAMDYA \
  | 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: d9d9ba89f11f4928f37f66f7808183c027a3170b7b3645bfb5c007f4eca877ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1db2af93ef76cb0b130828b417d100adcd18e5151b1f942be734bff790adad7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-06-30T20:55:04Z",
    "title_canon_sha256": "8931abfb2bb1b375baf6ee47de13d70dfff701aa71c9bbef2c9c8167a3352ecc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0055",
    "kind": "arxiv",
    "version": 2
  }
}