Pith Number

pith:TOINAO4S

pith:2016:TOINAO4SQGAJ4HR4S2YGEWZX3T

not attested not anchored not stored refs pending

Simplifying triangulations

Mark C. Bell

arxiv:1604.04314 v2 · 2016-04-14 · math.GT · cs.CG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TOINAO4SQGAJ4HR4S2YGEWZX3T}

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	2026-05-18T01:16:29.049487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b90d03b9281809e1e3c96b0625b37dcc809dc045aab7641d3fc022cd4e5b883

Aliases

arxiv: 1604.04314 · arxiv_version: 1604.04314v2 · doi: 10.48550/arxiv.1604.04314 · pith_short_12: TOINAO4SQGAJ · pith_short_16: TOINAO4SQGAJ4HR4 · pith_short_8: TOINAO4S

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/TOINAO4SQGAJ4HR4S2YGEWZX3T \
  | 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: 9b90d03b9281809e1e3c96b0625b37dcc809dc045aab7641d3fc022cd4e5b883

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30da147488eb47479245f8e62b6485d1cca82c5965a4990a2d81ab8c45f5af31",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-04-14T22:32:45Z",
    "title_canon_sha256": "5cf90665b47e39754daeff906d86137dfb52e1a619d84eb0b1e9cb3bceade302"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04314",
    "kind": "arxiv",
    "version": 2
  }
}