Pith Number

pith:YEHPLOJC

pith:2011:YEHPLOJCBIECCFWDBS3DD3556Y

not attested not anchored not stored refs pending

On symmetric quadrangulations and triangulations

Dominique Poulalhon, Eric Fusy, Marie Albenque

arxiv:1103.3657 v2 · 2011-03-18 · 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{YEHPLOJCBIECCFWDBS3DD3556Y}

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	2026-05-18T03:45:40.251394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c10ef5b9220a082116c30cb631efbdf62bf4b26597ab11c4694877f1ee69f0d6

Aliases

arxiv: 1103.3657 · arxiv_version: 1103.3657v2 · doi: 10.48550/arxiv.1103.3657 · pith_short_12: YEHPLOJCBIEC · pith_short_16: YEHPLOJCBIECCFWD · pith_short_8: YEHPLOJC

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/YEHPLOJCBIECCFWDBS3DD3556Y \
  | 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: c10ef5b9220a082116c30cb631efbdf62bf4b26597ab11c4694877f1ee69f0d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "143898ba47f65024703b4696fe5d964ca9c5ac426df1b43e98f41a13506ae1ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-03-18T16:18:39Z",
    "title_canon_sha256": "56d2bba5e8459e69cb6ac9992a7d2585d23c23e24703cb97fb933ed6713d287d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3657",
    "kind": "arxiv",
    "version": 2
  }
}