Pith Number

pith:EHXGROMC

pith:2023:EHXGROMCHWSP3RTRKKMMWKQBQT

not attested not anchored not stored refs pending

Empirical Assessment of End-to-End Iris Recognition System Capacity

Joseph Skufca, Matthew Valenti, Natalia Schmid, Priyanka Das, Richard Plesh, Stephanie Schuckers, Veeru Talreja

arxiv:2303.12742 v1 · 2023-03-20 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHXGROMCHWSP3RTRKKMMWKQBQT}

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	2026-07-05T05:53:53.994562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21ee68b9823da4fdc6715298cb2a0184e19e30383909f746905202627a12c29e

Aliases

arxiv: 2303.12742 · arxiv_version: 2303.12742v1 · doi: 10.48550/arxiv.2303.12742 · pith_short_12: EHXGROMCHWSP · pith_short_16: EHXGROMCHWSP3RTR · pith_short_8: EHXGROMC

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/EHXGROMCHWSP3RTRKKMMWKQBQT \
  | 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: 21ee68b9823da4fdc6715298cb2a0184e19e30383909f746905202627a12c29e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb3456126b6cab907b28ee551e7cd8c65cf03e7f65daef188a17a10c994fd478",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-03-20T14:49:10Z",
    "title_canon_sha256": "be16da69572ae3fee8bb99ada3a811fc22802bdb71628874d2dca1ac127fbdfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.12742",
    "kind": "arxiv",
    "version": 1
  }
}