Pith Number

pith:GPW2SYFM

pith:2024:GPW2SYFMIXBTY5WUO7YZBBK6EH

not attested not anchored not stored refs pending

IDTrust: Deep Identity Document Quality Detection with Bandpass Filtering

Joris Voerman, Micka\"el Coustaty, Musab Al-Ghadi, Nicolas Sidere, Souhail Bakkali, Xavier St-Georges

arxiv:2403.00573 v2 · 2024-03-01 · 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{GPW2SYFMIXBTY5WUO7YZBBK6EH}

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	2026-07-05T08:38:36.823542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33eda960ac45c33c76d477f190855e21df18c7b2850c284aadcfab89bd3451a7

Aliases

arxiv: 2403.00573 · arxiv_version: 2403.00573v2 · doi: 10.48550/arxiv.2403.00573 · pith_short_12: GPW2SYFMIXBT · pith_short_16: GPW2SYFMIXBTY5WU · pith_short_8: GPW2SYFM

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/GPW2SYFMIXBTY5WUO7YZBBK6EH \
  | 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: 33eda960ac45c33c76d477f190855e21df18c7b2850c284aadcfab89bd3451a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab1df90939805f99f2b357aa2982ede5d2fadc5345a9a7b237538dd06d7cef35",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-03-01T14:53:31Z",
    "title_canon_sha256": "5aeb8af1a7b0ef7d15e53c1e85bd8bcb944c1241e9d87a34507b64513f232fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.00573",
    "kind": "arxiv",
    "version": 2
  }
}