Pith Number

pith:KBSNA5PN

pith:2018:KBSNA5PNMK4PV4RI5SGO6FLR3C

not attested not anchored not stored refs pending

Face Presentation Attack Detection in Learned Color-liked Space

Fabio Roli, Lei Li, Xiaoyi Feng, Xiaoyue Jiang, Zhaoqiang Xia

arxiv:1810.13170 v2 · 2018-10-31 · 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{KBSNA5PNMK4PV4RI5SGO6FLR3C}

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	2026-05-18T00:01:06.566646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5064d075ed62b8faf228ec8cef1571d8a0c012a33177d54b52ddbaf6c57095e9

Aliases

arxiv: 1810.13170 · arxiv_version: 1810.13170v2 · doi: 10.48550/arxiv.1810.13170 · pith_short_12: KBSNA5PNMK4P · pith_short_16: KBSNA5PNMK4PV4RI · pith_short_8: KBSNA5PN

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/KBSNA5PNMK4PV4RI5SGO6FLR3C \
  | 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: 5064d075ed62b8faf228ec8cef1571d8a0c012a33177d54b52ddbaf6c57095e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00cbd88e788a49b852acf8cde552949dddbea2a01b64d87bd95cfade04629f68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-10-31T09:20:06Z",
    "title_canon_sha256": "f6ccbded77e2bf0b2a291733576dbd8b476983e4f81da1f2ba78d01c2da17d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.13170",
    "kind": "arxiv",
    "version": 2
  }
}