Pith Number

pith:5V7UWBOA

pith:2018:5V7UWBOA6NEDQQGLR7Y7HAGDAB

not attested not anchored not stored refs pending

Thermal Features for Presentation Attack Detection in Hand Biometrics

Ewelina Bartuzi, Mateusz Trokielewicz

arxiv:1809.04364 v1 · 2018-09-12 · 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{5V7UWBOA6NEDQQGLR7Y7HAGDAB}

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	2026-05-18T00:05:52.602078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed7f4b05c0f3483840cb8ff1f380c30059120f9290063656848cd435a9e6e45c

Aliases

arxiv: 1809.04364 · arxiv_version: 1809.04364v1 · doi: 10.48550/arxiv.1809.04364 · pith_short_12: 5V7UWBOA6NED · pith_short_16: 5V7UWBOA6NEDQQGL · pith_short_8: 5V7UWBOA

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/5V7UWBOA6NEDQQGLR7Y7HAGDAB \
  | 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: ed7f4b05c0f3483840cb8ff1f380c30059120f9290063656848cd435a9e6e45c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1569c9ff295b761bbe39907f57c10c32a0afa8cc52ca776fe79580e4564cbbf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-12T11:36:17Z",
    "title_canon_sha256": "499562db6d83bfcabee127538614457f728b867bb56a4e1c79d041abd45fa9c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04364",
    "kind": "arxiv",
    "version": 1
  }
}