Pith Number

pith:OL6N5Z6J

pith:2012:OL6N5Z6J2ZLG7AEMYTAXVBX67O

not attested not anchored not stored refs pending

Background subtraction based on Local Shape

Guillaume-Alexandre Bilodeau, Jean-Philippe Jodoin, Nicolas Saunier

arxiv:1204.6326 v2 · 2012-04-27 · 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{OL6N5Z6J2ZLG7AEMYTAXVBX67O}

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	2026-05-18T03:55:24.517841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72fcdee7c9d6566f808cc4c17a86fefbac90cb3de1e2c4cf0d1f86de9458c5cc

Aliases

arxiv: 1204.6326 · arxiv_version: 1204.6326v2 · doi: 10.48550/arxiv.1204.6326 · pith_short_12: OL6N5Z6J2ZLG · pith_short_16: OL6N5Z6J2ZLG7AEM · pith_short_8: OL6N5Z6J

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/OL6N5Z6J2ZLG7AEMYTAXVBX67O \
  | 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: 72fcdee7c9d6566f808cc4c17a86fefbac90cb3de1e2c4cf0d1f86de9458c5cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c341c371095d37cb53b6478f606d891d875bd9aad5a5a14af17a1d198bf8230",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-04-27T20:26:34Z",
    "title_canon_sha256": "b78d0161e23a5eec6b8e31bdd0d494a3be32ea33785b9346959d4bc671671a27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6326",
    "kind": "arxiv",
    "version": 2
  }
}