Pith Number

pith:OA3XQK5C

pith:2025:OA3XQK5CPTBGFEWEI3VWIN4ZIA

not attested not anchored not stored refs pending

Minimum Partition of Polygons under Width and Cut Constraints

Chung-Shou Liao, Hee-Kap Ahn, Jaehoon Chung, Kazuo Iwama

arxiv:2509.09981 v1 · 2025-09-12 · 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{OA3XQK5CPTBGFEWEI3VWIN4ZIA}

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	2026-07-05T12:09:53.152183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7037782ba27cc26292c446eb643799400cb4dd2e5e7f977324fe5de88ec862e6

Aliases

arxiv: 2509.09981 · arxiv_version: 2509.09981v1 · doi: 10.48550/arxiv.2509.09981 · pith_short_12: OA3XQK5CPTBG · pith_short_16: OA3XQK5CPTBGFEWE · pith_short_8: OA3XQK5C

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/OA3XQK5CPTBGFEWEI3VWIN4ZIA \
  | 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: 7037782ba27cc26292c446eb643799400cb4dd2e5e7f977324fe5de88ec862e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf4bde61a86e6a0d030aa2be6aaf0fc64d1867837e7e090fc1daad34086c0141",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2025-09-12T05:51:25Z",
    "title_canon_sha256": "f3199c1c1fa368037003ec49491f635c4e5a560e2300b5b6fbcbe7b5fd69287d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09981",
    "kind": "arxiv",
    "version": 1
  }
}