Pith Number

pith:5WZ26IBF

pith:2013:5WZ26IBFEDOJ4DYQVI6NGOO44X

not attested not anchored not stored refs pending

Generalised friezes and a modified Caldero-Chapoton map depending on a rigid object

Peter Jorgensen, Thorsten Holm

arxiv:1310.3702 v2 · 2013-10-14 · math.RT · 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{5WZ26IBFEDOJ4DYQVI6NGOO44X}

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	2026-05-17T23:58:26.366677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edb3af202520dc9e0f10aa3cd339dce5ed1a7fc44c67887f1be7ccd82e03738f

Aliases

arxiv: 1310.3702 · arxiv_version: 1310.3702v2 · doi: 10.48550/arxiv.1310.3702 · pith_short_12: 5WZ26IBFEDOJ · pith_short_16: 5WZ26IBFEDOJ4DYQ · pith_short_8: 5WZ26IBF

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/5WZ26IBFEDOJ4DYQVI6NGOO44X \
  | 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: edb3af202520dc9e0f10aa3cd339dce5ed1a7fc44c67887f1be7ccd82e03738f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e89bfab57d5c42e840c0f5c07e33f132572ffc831c64d4d3d13467d478179bfd",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2013-10-14T14:47:06Z",
    "title_canon_sha256": "53b9ba4a7623d8dcdd48346bec7e0daba6ed32fe44c86e6109ca255b6e659164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3702",
    "kind": "arxiv",
    "version": 2
  }
}