Pith Number

pith:453QDVJQ

pith:2012:453QDVJQKH6XGVS6ZUBM6AMADH

not attested not anchored not stored refs pending

Square-Cut: A Segmentation Algorithm on the Basis of a Rectangle Shape

Bernd Freisleben, Christopher Nimsky, Dzenan Zukic, Jan Egger, Malgorzata Kolodziej, Thomas Dukatz, Tina Kapur

arxiv:1203.2839 v1 · 2012-03-13 · 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{453QDVJQKH6XGVS6ZUBM6AMADH}

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	2026-05-18T04:00:14.425062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e77701d53051fd73565ecd02cf018019de2dada5c44fec64312ef79c80439627

Aliases

arxiv: 1203.2839 · arxiv_version: 1203.2839v1 · doi: 10.48550/arxiv.1203.2839 · pith_short_12: 453QDVJQKH6X · pith_short_16: 453QDVJQKH6XGVS6 · pith_short_8: 453QDVJQ

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/453QDVJQKH6XGVS6ZUBM6AMADH \
  | 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: e77701d53051fd73565ecd02cf018019de2dada5c44fec64312ef79c80439627

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45388a0eb5530b39b1225c14908f9404b725cd4a3a3356b44ed4c0d141512919",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-03-13T15:41:14Z",
    "title_canon_sha256": "e8193323b59b8fdeef29056b576b12728998e99fbcae086087e3fda01ebd0533"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2839",
    "kind": "arxiv",
    "version": 1
  }
}