Pith Number

pith:RJHYSNTA

pith:2013:RJHYSNTAWHSGQZ7XPBY3IRVYU2

not attested not anchored not stored refs pending

Foldings and Meanders

St\'ephane Legendre

arxiv:1302.2025 v1 · 2013-02-08 · 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{RJHYSNTAWHSGQZ7XPBY3IRVYU2}

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	2026-05-18T03:34:12.960709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a4f893660b1e46867f77871b446b8a6b905c49f927911af8f0d1577bb0c3221

Aliases

arxiv: 1302.2025 · arxiv_version: 1302.2025v1 · doi: 10.48550/arxiv.1302.2025 · pith_short_12: RJHYSNTAWHSG · pith_short_16: RJHYSNTAWHSGQZ7X · pith_short_8: RJHYSNTA

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/RJHYSNTAWHSGQZ7XPBY3IRVYU2 \
  | 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: 8a4f893660b1e46867f77871b446b8a6b905c49f927911af8f0d1577bb0c3221

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40a1265057cfd6993e3aa5c05cd658faa25b27b524d5d1ee7cda650eef02b6ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-02-08T13:18:19Z",
    "title_canon_sha256": "c56944a8a4d86db3b45c32fa40446aabd8049b89025fe932a11b0f18eaec7dbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2025",
    "kind": "arxiv",
    "version": 1
  }
}