Pith Number

pith:6ZM3MUCX

pith:2011:6ZM3MUCX2ZUS4MZ2QIMRDMQLWT

not attested not anchored not stored refs pending

Extended formulations for polygons

Hans Raj Tiwary, Samuel Fiorini, Thomas Rothvo{\ss}

arxiv:1107.0371 v2 · 2011-07-02 · cs.DM · cs.CG · 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{6ZM3MUCX2ZUS4MZ2QIMRDMQLWT}

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	2026-05-18T03:40:14.508846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f659b65057d6692e333a821911b20bb4c0be95816284c5581c1b634e1198d577

Aliases

arxiv: 1107.0371 · arxiv_version: 1107.0371v2 · doi: 10.48550/arxiv.1107.0371 · pith_short_12: 6ZM3MUCX2ZUS · pith_short_16: 6ZM3MUCX2ZUS4MZ2 · pith_short_8: 6ZM3MUCX

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/6ZM3MUCX2ZUS4MZ2QIMRDMQLWT \
  | 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: f659b65057d6692e333a821911b20bb4c0be95816284c5581c1b634e1198d577

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf1f98e0c06430c2d7aff0c700f247a20daa5d67adc88edc824b8a19947f4010",
    "cross_cats_sorted": [
      "cs.CG",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2011-07-02T11:19:04Z",
    "title_canon_sha256": "56e1c4acc9f1c3f9f8f079d819e466004aefe9dde21d904f30608f42f66bfa44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.0371",
    "kind": "arxiv",
    "version": 2
  }
}