Pith Number

pith:5YZWRIGC

pith:2015:5YZWRIGCEGDXVAL6AX5C6GGGMC

not attested not anchored not stored refs pending

Biometric Matching and Fusion System for Fingerprints from Non-Distal Phalanges

Berkay Topcu, Mehmet Kayaoglu, Umut Uludag

arxiv:1505.04028 v2 · 2015-05-15 · 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{5YZWRIGCEGDXVAL6AX5C6GGGMC}

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	2026-05-18T02:03:59.402804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee3368a0c221877a817e05fa2f18c660ac3ccbc6d59d29485accb595319b0338

Aliases

arxiv: 1505.04028 · arxiv_version: 1505.04028v2 · doi: 10.48550/arxiv.1505.04028 · pith_short_12: 5YZWRIGCEGDX · pith_short_16: 5YZWRIGCEGDXVAL6 · pith_short_8: 5YZWRIGC

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/5YZWRIGCEGDXVAL6AX5C6GGGMC \
  | 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: ee3368a0c221877a817e05fa2f18c660ac3ccbc6d59d29485accb595319b0338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "118cb5cff14b924e66762121c7ca25673c1f5587180f9bc133df169278fd021b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-05-15T11:09:58Z",
    "title_canon_sha256": "c2c37e1bc6364025bc2b670249c7a8d291066f77c265dcf84a4f18b6d21098c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04028",
    "kind": "arxiv",
    "version": 2
  }
}