Pith Number

pith:JHWPB7LC

pith:2020:JHWPB7LCU4NNAG7JNOOMW2HRZR

not attested not anchored not stored refs pending

White-Box Evaluation of Fingerprint Recognition Systems

Anil K. Jain, Joshua J. Engelsma, Steven A. Grosz

arxiv:2008.00128 v1 · 2020-08-01 · 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{JHWPB7LCU4NNAG7JNOOMW2HRZR}

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	2026-07-05T01:24:04.834418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49ecf0fd62a71ad01be96b9ccb68f1cc7763b258b04b9377ca8088e173e8b8e0

Aliases

arxiv: 2008.00128 · arxiv_version: 2008.00128v1 · doi: 10.48550/arxiv.2008.00128 · pith_short_12: JHWPB7LCU4NN · pith_short_16: JHWPB7LCU4NNAG7J · pith_short_8: JHWPB7LC

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/JHWPB7LCU4NNAG7JNOOMW2HRZR \
  | 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: 49ecf0fd62a71ad01be96b9ccb68f1cc7763b258b04b9377ca8088e173e8b8e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19b65edddf4bdab5d98b31848beb55ef6e4352b0b7d2de8a32f3e9acfdc67015",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-08-01T00:14:37Z",
    "title_canon_sha256": "061ca18c7af38819273abb86345471af4cd835c83ff9aeefe492da4967e44010"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.00128",
    "kind": "arxiv",
    "version": 1
  }
}