Pith Number

pith:W22CCTSO

pith:2012:W22CCTSOB5ZWKZXXZCAAO3D3P7

not attested not anchored not stored refs pending

Kernel Density Feature Points Estimator for Content-Based Image Retrieval

Oludayo O. Olugbara, Seleman M. Ngwira, Sunday O. Ojo, Tranos Zuva

arxiv:1203.5078 v1 · 2012-03-22 · 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{W22CCTSOB5ZWKZXXZCAAO3D3P7}

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	2026-05-18T03:59:27.977877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6b4214e4e0f736566f7c880076c7b7fc8aa1d35a172fbb035de5a24f9c2c800

Aliases

arxiv: 1203.5078 · arxiv_version: 1203.5078v1 · doi: 10.48550/arxiv.1203.5078 · pith_short_12: W22CCTSOB5ZW · pith_short_16: W22CCTSOB5ZWKZXX · pith_short_8: W22CCTSO

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/W22CCTSOB5ZWKZXXZCAAO3D3P7 \
  | 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: b6b4214e4e0f736566f7c880076c7b7fc8aa1d35a172fbb035de5a24f9c2c800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a49af393bd263760c068c94a0b5319540266e1c6d1ff4260bc9557579ee98ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-03-22T18:47:57Z",
    "title_canon_sha256": "1d25325f79feff45dfbc0e55c7c8c64c8be89322ce1c7e3d4ca6d7b47610d871"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5078",
    "kind": "arxiv",
    "version": 1
  }
}