Pith Number

pith:56VSHCTI

pith:2011:56VSHCTICOCZ7ILH5VTETH5KVP

not attested not anchored not stored refs pending

From a Modified Ambrosio-Tortorelli to a Randomized Part Hierarchy Tree

Murat Genctav, Sibel Tari

arxiv:1104.2171 v1 · 2011-04-12 · 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{56VSHCTICOCZ7ILH5VTETH5KVP}

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	2026-05-18T02:22:09.763632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efab238a6813859fa167ed66499faaabf2d148d37f0e1386a7a8c9552f65cd00

Aliases

arxiv: 1104.2171 · arxiv_version: 1104.2171v1 · doi: 10.48550/arxiv.1104.2171 · pith_short_12: 56VSHCTICOCZ · pith_short_16: 56VSHCTICOCZ7ILH · pith_short_8: 56VSHCTI

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/56VSHCTICOCZ7ILH5VTETH5KVP \
  | 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: efab238a6813859fa167ed66499faaabf2d148d37f0e1386a7a8c9552f65cd00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5143ef34b9b10c8b064f8956c2c8c35e744e0f882fcd0ec8c6e3b3483ca6c169",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2011-04-12T11:20:06Z",
    "title_canon_sha256": "cc7ed83214a26d4f13d522a2404a6a59f2aaf2e8e0618ff61570b875c81689e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2171",
    "kind": "arxiv",
    "version": 1
  }
}