Pith Number

pith:F7HKOARB

pith:2022:F7HKOARBGNZAAMDJVR44NVSZ7B

not attested not anchored not stored refs pending

Fingerprint Template Invertibility: Minutiae vs. Deep Templates

Anil K. Jain, Kai Cao, Kanishka P. Wijewardena, Steven A. Grosz

arxiv:2205.03809 v1 · 2022-05-08 · 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{F7HKOARBGNZAAMDJVR44NVSZ7B}

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	2026-07-05T04:21:18.877530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fcea702213372003069ac79c6d659f850cf65517082cc4bddad3721d3f1d139

Aliases

arxiv: 2205.03809 · arxiv_version: 2205.03809v1 · doi: 10.48550/arxiv.2205.03809 · pith_short_12: F7HKOARBGNZA · pith_short_16: F7HKOARBGNZAAMDJ · pith_short_8: F7HKOARB

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/F7HKOARBGNZAAMDJVR44NVSZ7B \
  | 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: 2fcea702213372003069ac79c6d659f850cf65517082cc4bddad3721d3f1d139

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "311cea999600c5308df0ce765abfe935b620e33631d02e89c05530b353de6d78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-05-08T07:50:41Z",
    "title_canon_sha256": "7d1a03b8f00f020bcc6e4dea1a44eb7a10cb8502cbf9f142477c9e85036131f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.03809",
    "kind": "arxiv",
    "version": 1
  }
}