Pith Number

pith:XAYLXBXG

pith:2017:XAYLXBXG7Y3QGK2CPODPYBV6O3

not attested not anchored not stored refs pending

Synthetic Database for Evaluation of General, Fundamental Biometric Principles

Lee Friedman, Oleg Komogortsev

arxiv:1707.09543 v1 · 2017-07-29 · 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{XAYLXBXG7Y3QGK2CPODPYBV6O3}

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	2026-05-18T00:39:10.971007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b830bb86e6fe37032b427b86fc06be76e19e28f51dba2d0b869708f6892ef79b

Aliases

arxiv: 1707.09543 · arxiv_version: 1707.09543v1 · doi: 10.48550/arxiv.1707.09543 · pith_short_12: XAYLXBXG7Y3Q · pith_short_16: XAYLXBXG7Y3QGK2C · pith_short_8: XAYLXBXG

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/XAYLXBXG7Y3QGK2CPODPYBV6O3 \
  | 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: b830bb86e6fe37032b427b86fc06be76e19e28f51dba2d0b869708f6892ef79b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "095b522ef280757ff8855c264d6ab3263e4ba73c6ff238af9c0ac38d7c3aabf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-07-29T17:35:49Z",
    "title_canon_sha256": "4d882b0902bad70bfd90f4c76b1eeb38180b71ae551d8bac45f89c851d004195"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09543",
    "kind": "arxiv",
    "version": 1
  }
}