Pith Number

pith:WIIDGED4

pith:2014:WIIDGED4EULMNLOE3YZP6TDSYR

not attested not anchored not stored refs pending

Circle detection using electro-magnetism optimization

Daniel Zaldivar, Diego Oliva, Erik Cuevas, Humberto Sossa, Marco Perez-Cisneros

arxiv:1406.0023 v1 · 2014-05-30 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WIIDGED4EULMNLOE3YZP6TDSYR}

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	2026-05-18T02:50:42.031592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b21033107c2516c6adc4de32ff4c72c468ee562e653bb6b9682f5500775fb7fc

Aliases

arxiv: 1406.0023 · arxiv_version: 1406.0023v1 · doi: 10.48550/arxiv.1406.0023 · pith_short_12: WIIDGED4EULM · pith_short_16: WIIDGED4EULMNLOE · pith_short_8: WIIDGED4

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/WIIDGED4EULMNLOE3YZP6TDSYR \
  | 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: b21033107c2516c6adc4de32ff4c72c468ee562e653bb6b9682f5500775fb7fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f749ec347c0815884bfe3fd4db0def0116d0c77fbe2784a185bdb4e3385b483",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-05-30T21:58:36Z",
    "title_canon_sha256": "38a2c067936dce89e59fccec99797da4a375d7b1b3bad4611a98d20bc7eb08eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0023",
    "kind": "arxiv",
    "version": 1
  }
}