Pith Number

pith:Y7B3BGPG

pith:2019:Y7B3BGPGXJ62PW5TLBTB4UCLNS

not attested not anchored not stored refs pending

FaceSpoof Buster: a Presentation Attack Detector Based on Intrinsic Image Properties and Deep Learning

Allan Pinto, Anderson Rocha, Carlos Beluzo, Rodrigo Bresan, Tiago Carvalho

arxiv:1902.02845 v1 · 2019-02-07 · 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{Y7B3BGPGXJ62PW5TLBTB4UCLNS}

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	2026-05-17T23:54:29.057557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7c3b099e6ba7da7dbb358661e504b6cbf8e1f2afbb3034e5ed0eb74698dee4a

Aliases

arxiv: 1902.02845 · arxiv_version: 1902.02845v1 · doi: 10.48550/arxiv.1902.02845 · pith_short_12: Y7B3BGPGXJ62 · pith_short_16: Y7B3BGPGXJ62PW5T · pith_short_8: Y7B3BGPG

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/Y7B3BGPGXJ62PW5TLBTB4UCLNS \
  | 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: c7c3b099e6ba7da7dbb358661e504b6cbf8e1f2afbb3034e5ed0eb74698dee4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "410e53a8ae6e27664c3f48fca0b374f8ef3211eaf177c9f4bae82b2cd41eadf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-07T21:11:07Z",
    "title_canon_sha256": "1c7173da1718a24e867aed88c99c90098d3b001db05203b498de03beb840289d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02845",
    "kind": "arxiv",
    "version": 1
  }
}