Pith Number

pith:RD2Z7VMY

pith:2015:RD2Z7VMY6AJFCR3W3VQTCO5SQB

not attested not anchored not stored refs pending

A new near octagon and the Suzuki tower

Anurag Bishnoi, Bart De Bruyn

arxiv:1501.04119 v2 · 2015-01-16 · 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{RD2Z7VMY6AJFCR3W3VQTCO5SQB}

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	2026-05-18T01:04:54.109962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88f59fd598f012514776dd61313bb2804ee5e9b3c53f018a4f2163ae0faac5ac

Aliases

arxiv: 1501.04119 · arxiv_version: 1501.04119v2 · doi: 10.48550/arxiv.1501.04119 · pith_short_12: RD2Z7VMY6AJF · pith_short_16: RD2Z7VMY6AJFCR3W · pith_short_8: RD2Z7VMY

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/RD2Z7VMY6AJFCR3W3VQTCO5SQB \
  | 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: 88f59fd598f012514776dd61313bb2804ee5e9b3c53f018a4f2163ae0faac5ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd028b455a1a5f5794e91abd6a35e42f2a6ce296b7ee615cc42683a0c5e0d66b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-01-16T21:35:09Z",
    "title_canon_sha256": "1fa7376cba30e59d512b788ef53f0346acfdbe466ae1205367e949c9a0aba92f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04119",
    "kind": "arxiv",
    "version": 2
  }
}