Pith Number

pith:GNSO6RT7

pith:2013:GNSO6RT7KAYBZHKDRNCMS2XTZJ

not attested not anchored not stored refs pending

Geodesic-Preserving Polygon Simplification

Alexander Pilz, Birgit Vogtenhuber, Matias Korman, Oswin Aichholzer, Thomas Hackl

arxiv:1309.3858 v1 · 2013-09-16 · 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{GNSO6RT7KAYBZHKDRNCMS2XTZJ}

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	2026-05-18T03:13:12.139430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3364ef467f50301c9d438b44c96af3ca58414485d5167fd526bd1bce28573ff5

Aliases

arxiv: 1309.3858 · arxiv_version: 1309.3858v1 · doi: 10.48550/arxiv.1309.3858 · pith_short_12: GNSO6RT7KAYB · pith_short_16: GNSO6RT7KAYBZHKD · pith_short_8: GNSO6RT7

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/GNSO6RT7KAYBZHKDRNCMS2XTZJ \
  | 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: 3364ef467f50301c9d438b44c96af3ca58414485d5167fd526bd1bce28573ff5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e841c68322558adb7d71a8d15501add07284d2de7a6f850d4b0ec2bef146d3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-09-16T08:50:17Z",
    "title_canon_sha256": "83638de018ca0146607c661ccb36b5c8116b940033eb99d34c5afd640a097f15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3858",
    "kind": "arxiv",
    "version": 1
  }
}