Pith Number

pith:JPUNJXLK

pith:2025:JPUNJXLK32LRF7PCE7MQACE7CU

not attested not anchored not stored refs pending

Counting Triangulations of Fixed Cardinal Degrees

Anna Schenfisch, Erin Chambers, Julia Sollberger, Tim Ophelders

arxiv:2510.04870 v1 · 2025-10-06 · cs.CC · 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{JPUNJXLK32LRF7PCE7MQACE7CU}

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	2026-06-10T01:09:44.620874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4be8d4dd6ade9712fde227d900089f152da43557fe749a3b136597c8413bac07

Aliases

arxiv: 2510.04870 · arxiv_version: 2510.04870v1 · doi: 10.48550/arxiv.2510.04870 · pith_short_12: JPUNJXLK32LR · pith_short_16: JPUNJXLK32LRF7PC · pith_short_8: JPUNJXLK

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/JPUNJXLK32LRF7PCE7MQACE7CU \
  | 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: 4be8d4dd6ade9712fde227d900089f152da43557fe749a3b136597c8413bac07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9be9c67f1e0c7e10a354a7c1e2bc7ea2670ef2b5844a3cd06a63b4aab03922f7",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2025-10-06T14:57:11Z",
    "title_canon_sha256": "b40f84845e1156c69d4a3cd6c73488f2b09dd38cf57e518028d51f684343fbc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.04870",
    "kind": "arxiv",
    "version": 1
  }
}