Pith Number

pith:VOOJFVMN

pith:2016:VOOJFVMNEHW7PX5VCBH2F2Z2LL

not attested not anchored not stored refs pending

Development of a Fuzzy Expert System based Liveliness Detection Scheme for Biometric Authentication

Avinash Kumar Singh, G C Nandi, Piyush Joshi

arxiv:1609.05296 v1 · 2016-09-17 · 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{VOOJFVMNEHW7PX5VCBH2F2Z2LL}

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	2026-05-18T01:04:26.842069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab9c92d58d21edf7dfb5104fa2eb3a5ac2cdd4e5e0587dba1dce577dc74556bc

Aliases

arxiv: 1609.05296 · arxiv_version: 1609.05296v1 · doi: 10.48550/arxiv.1609.05296 · pith_short_12: VOOJFVMNEHW7 · pith_short_16: VOOJFVMNEHW7PX5V · pith_short_8: VOOJFVMN

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/VOOJFVMNEHW7PX5VCBH2F2Z2LL \
  | 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: ab9c92d58d21edf7dfb5104fa2eb3a5ac2cdd4e5e0587dba1dce577dc74556bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e687b9901c5f7bf5317d30a6b52ccfe254ffe6009235e82b5f93eb200dacce0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-09-17T08:35:54Z",
    "title_canon_sha256": "5788cd97c3482dd92a096579db7609ab60e5eafc40c62b01b4f62cb3e066750f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05296",
    "kind": "arxiv",
    "version": 1
  }
}