Pith Number

pith:P73UOPYT

pith:2013:P73UOPYTJFH3RPOBW5NSFGTNYF

not attested not anchored not stored refs pending

Computing the Fr\'echet Distance with a Retractable Leash

Kevin Buchin, Maike Buchin, Rolf van Leusden, Wolfgang Mulzer, Wouter Meulemans

arxiv:1306.5527 v2 · 2013-06-24 · 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{P73UOPYTJFH3RPOBW5NSFGTNYF}

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	2026-05-18T01:09:32.619815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff7473f13494fb8bdc1b75b229a6dc15ff8035635d1b43d4c2ea5c26d27725e

Aliases

arxiv: 1306.5527 · arxiv_version: 1306.5527v2 · doi: 10.48550/arxiv.1306.5527 · pith_short_12: P73UOPYTJFH3 · pith_short_16: P73UOPYTJFH3RPOB · pith_short_8: P73UOPYT

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/P73UOPYTJFH3RPOBW5NSFGTNYF \
  | 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: 7ff7473f13494fb8bdc1b75b229a6dc15ff8035635d1b43d4c2ea5c26d27725e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad1d2de87fd9db36dd9aca686f9b62c644379f6689bded98e048fc3d8d28cb36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-06-24T07:33:40Z",
    "title_canon_sha256": "bd9cdb89b6afeba9db3fd7d2bdd02eef520a6427386a939c72cd32b18b174937"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5527",
    "kind": "arxiv",
    "version": 2
  }
}