Pith Number

pith:BZR4X6GU

pith:2019:BZR4X6GU72276IRW6LB3TDO27Y

not attested not anchored not stored refs pending

Learning to Authenticate with Deep Multibiometric Hashing and Neural Network Decoding

Matthew C. Valenti, Nasser M. Nasrabadi, Sobhan Soleymani, Veeru Talreja

arxiv:1902.04149 v3 · 2019-02-11 · cs.CV · cs.LG · 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{BZR4X6GU72276IRW6LB3TDO27Y}

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	2026-05-17T23:51:52.075391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e63cbf8d4feb5ff2236f2c3b98ddafe23cd65a5cb09c0a4237352cc3cc26c75

Aliases

arxiv: 1902.04149 · arxiv_version: 1902.04149v3 · doi: 10.48550/arxiv.1902.04149 · pith_short_12: BZR4X6GU7227 · pith_short_16: BZR4X6GU72276IRW · pith_short_8: BZR4X6GU

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/BZR4X6GU72276IRW6LB3TDO27Y \
  | 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: 0e63cbf8d4feb5ff2236f2c3b98ddafe23cd65a5cb09c0a4237352cc3cc26c75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "782a76efd7e1b391ecf1c4d74c077108e700ac2d07918cafa638ada678a7e44e",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-11T21:08:10Z",
    "title_canon_sha256": "bc174d5d0a489985dda0947158fc58e3eb1e060ab46a66a9de1d6cb84fdb988e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04149",
    "kind": "arxiv",
    "version": 3
  }
}