Pith Number

pith:UJD2A3AJ

pith:2013:UJD2A3AJ2VD3IRSDW2FR4LBK6A

not attested not anchored not stored refs pending

Improved Anomaly Detection in Crowded Scenes via Cell-based Analysis of Foreground Speed, Size and Texture

Brian C. Lovell, Conrad Sanderson, Vikas Reddy

arxiv:1304.0886 v1 · 2013-04-03 · 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{UJD2A3AJ2VD3IRSDW2FR4LBK6A}

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	2026-05-18T03:29:05.845253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a247a06c09d547b44643b68b1e2c2af0314214e22fa23cdb2ff0da876db3a3ca

Aliases

arxiv: 1304.0886 · arxiv_version: 1304.0886v1 · doi: 10.48550/arxiv.1304.0886 · pith_short_12: UJD2A3AJ2VD3 · pith_short_16: UJD2A3AJ2VD3IRSD · pith_short_8: UJD2A3AJ

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/UJD2A3AJ2VD3IRSDW2FR4LBK6A \
  | 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: a247a06c09d547b44643b68b1e2c2af0314214e22fa23cdb2ff0da876db3a3ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611bfb234690ad9d9f34fb9ba256231129e4a5409cef6c7f5fe28e19a3db16da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-04-03T09:31:27Z",
    "title_canon_sha256": "ac2b0d92057bc97bcecbeb4fb292399a9a5ee92300b434741990cc5bd115ee61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0886",
    "kind": "arxiv",
    "version": 1
  }
}