Pith Number

pith:PUORN6JN

pith:2013:PUORN6JNONXUYSYT54RTT3UA4A

not attested not anchored not stored refs pending

The infinite random simplicial complex

Andrew Brooke-Taylor, Damiano Testa

arxiv:1308.5517 v1 · 2013-08-26 · math.LO · 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{PUORN6JNONXUYSYT54RTT3UA4A}

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	2026-05-18T03:15:04.312427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d1d16f92d736f4c4b13ef2339ee80e0315cf2a471e25816fd6af988960b79af

Aliases

arxiv: 1308.5517 · arxiv_version: 1308.5517v1 · doi: 10.48550/arxiv.1308.5517 · pith_short_12: PUORN6JNONXU · pith_short_16: PUORN6JNONXUYSYT · pith_short_8: PUORN6JN

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/PUORN6JNONXUYSYT54RTT3UA4A \
  | 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: 7d1d16f92d736f4c4b13ef2339ee80e0315cf2a471e25816fd6af988960b79af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c41a54fec4bb04b63f810927cc4adf461c5da6f723f152f33ab4d5ff59892830",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-08-26T08:55:07Z",
    "title_canon_sha256": "f541c1f9f05d5f2e63c61db4409cb59319f3149a905964d78f35c3e1461bf525"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5517",
    "kind": "arxiv",
    "version": 1
  }
}