Pith Number

pith:OPEDJFUW

pith:2022:OPEDJFUWIIPJMOFR7GEYGLOIVK

not attested not anchored not stored refs pending

A Principled Design of Image Representation: Towards Forensic Tasks

Chao Wang, Jiantao Zhou, Shuren Qi, Xiaochun Cao, Yushu Zhang

arxiv:2203.00913 v4 · 2022-03-02 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPEDJFUWIIPJMOFR7GEYGLOIVK}

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	2026-07-05T05:03:50.428702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73c8349696421e9638b1f989832dc8aabc9e8604bc47a7887a4cad26befcbf1f

Aliases

arxiv: 2203.00913 · arxiv_version: 2203.00913v4 · doi: 10.48550/arxiv.2203.00913 · pith_short_12: OPEDJFUWIIPJ · pith_short_16: OPEDJFUWIIPJMOFR · pith_short_8: OPEDJFUW

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/OPEDJFUWIIPJMOFR7GEYGLOIVK \
  | 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: 73c8349696421e9638b1f989832dc8aabc9e8604bc47a7887a4cad26befcbf1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30e6017474a17de65337794171fc866a5a0ada4fb22ac917d9c70c236ec80d26",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-02T07:46:52Z",
    "title_canon_sha256": "6f3697f02d56b4efeccade107b3b60903c1ff01fb5179cdd3c03055e1a0c243e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.00913",
    "kind": "arxiv",
    "version": 4
  }
}