Pith Number

pith:UVVHF6JI

pith:2024:UVVHF6JIBBASGVIZKNYYKNZL63

not attested not anchored not stored refs pending

Multimodal Biometric Authentication Using Camera-Based PPG and Fingerprint Fusion

Bilal Taha, Dimitrios Hatzinakos, M. M. Ur Rahma, Mudassir Masood, Tareq Al-Naffouri, Xue Xian Zheng

arxiv:2412.05660 v1 · 2024-12-07 · 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{UVVHF6JIBBASGVIZKNYYKNZL63}

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	2026-07-05T09:46:07.034657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a56a72f9280841235519537185372bf6e58d4ca0f1aa9fdfa4e6ab1f0c8478b7

Aliases

arxiv: 2412.05660 · arxiv_version: 2412.05660v1 · doi: 10.48550/arxiv.2412.05660 · pith_short_12: UVVHF6JIBBAS · pith_short_16: UVVHF6JIBBASGVIZ · pith_short_8: UVVHF6JI

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/UVVHF6JIBBASGVIZKNYYKNZL63 \
  | 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: a56a72f9280841235519537185372bf6e58d4ca0f1aa9fdfa4e6ab1f0c8478b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f635fd8b22da460700417d851234f3480e3d98518f3048b2ed671c29182ca1c7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-12-07T14:09:40Z",
    "title_canon_sha256": "a9757edc7280f56e88acf7842e2260c76dbfbec5893d184856450ff21b3825da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.05660",
    "kind": "arxiv",
    "version": 1
  }
}