Pith Number

pith:WKWFVBK4

pith:2018:WKWFVBK424UDHJOXZZSF3L3PPB

not attested not anchored not stored refs pending

Image Provenance Analysis at Scale

Allan Pinto, Anderson Rocha, Aparna Bharati, Daniel Moreira, Joel Brogan, Kevin W. Bowyer, Michael Parowski, Patrick J. Flynn, Walter J. Scheirer

arxiv:1801.06510 v2 · 2018-01-19 · cs.CV · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WKWFVBK424UDHJOXZZSF3L3PPB}

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	2026-05-18T00:25:15.031214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2ac5a855cd72833a5d7ce645daf6f787fec9170341d63d47f5a7a4c1af3718d

Aliases

arxiv: 1801.06510 · arxiv_version: 1801.06510v2 · doi: 10.48550/arxiv.1801.06510 · pith_short_12: WKWFVBK424UD · pith_short_16: WKWFVBK424UDHJOX · pith_short_8: WKWFVBK4

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/WKWFVBK424UDHJOXZZSF3L3PPB \
  | 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: b2ac5a855cd72833a5d7ce645daf6f787fec9170341d63d47f5a7a4c1af3718d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bdeeb5096b2c064a1dc9c58d808e6f65f7cfb2655579dd9a025563c8a1e93b1",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-01-19T17:54:22Z",
    "title_canon_sha256": "5f25d823b2f61fc3a7b99239e022d68f5ec7fe89d19621fd991a5b0874f21352"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06510",
    "kind": "arxiv",
    "version": 2
  }
}