Pith Number

pith:CGDETAJI

pith:2018:CGDETAJIOOJ2XMBZEZBIO7GKQP

not attested not anchored not stored refs pending

Performance of Humans in Iris Recognition: The Impact of Iris Condition and Annotation-driven Verification

Adam Czajka, Daniel Moreira, Kevin W. Bowyer, Mateusz Trokielewicz, Patrick J. Flynn

arxiv:1807.05245 v2 · 2018-07-13 · 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{CGDETAJIOOJ2XMBZEZBIO7GKQP}

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	2026-05-18T00:00:18.864163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11864981287393abb0392642877cca83e86421ff99fd0b582df3005b81b34704

Aliases

arxiv: 1807.05245 · arxiv_version: 1807.05245v2 · doi: 10.48550/arxiv.1807.05245 · pith_short_12: CGDETAJIOOJ2 · pith_short_16: CGDETAJIOOJ2XMBZ · pith_short_8: CGDETAJI

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/CGDETAJIOOJ2XMBZEZBIO7GKQP \
  | 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: 11864981287393abb0392642877cca83e86421ff99fd0b582df3005b81b34704

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a71f06745ceafc63514deb550895f3b93762cb85267a10c996e73010d537bd89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-13T18:36:54Z",
    "title_canon_sha256": "50f899644a4ff7ec0a93fca89fae64f2ab705e705f78858d8e1fb21f67dc64eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05245",
    "kind": "arxiv",
    "version": 2
  }
}