Pith Number

pith:CQS27RPE

pith:2012:CQS27RPEEWHQDRBNF54IODUIK7

not attested not anchored not stored refs pending

Computation of the Hausdorff distance between sets of line segments in parallel

Helmut Alt, Ludmila Scharf

arxiv:1207.3962 v1 · 2012-07-17 · cs.CG · cs.CV · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQS27RPEEWHQDRBNF54IODUIK7}

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	2026-05-18T03:50:49.358810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1425afc5e4258f01c42d2f78870e8857e8a26d50a67982ab388c2685882aebe0

Aliases

arxiv: 1207.3962 · arxiv_version: 1207.3962v1 · doi: 10.48550/arxiv.1207.3962 · pith_short_12: CQS27RPEEWHQ · pith_short_16: CQS27RPEEWHQDRBN · pith_short_8: CQS27RPE

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/CQS27RPEEWHQDRBNF54IODUIK7 \
  | 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: 1425afc5e4258f01c42d2f78870e8857e8a26d50a67982ab388c2685882aebe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7b5095fc5aba4d0323e1a43743aee05e76b206298149753639b79561a3f2f49",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-07-17T11:58:08Z",
    "title_canon_sha256": "0282b8b8624d8ff498079368a0bc9ccdf5c85a6b63ad1b0ff092d0e1df927460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3962",
    "kind": "arxiv",
    "version": 1
  }
}