Pith Number

pith:KMXRPVDV

pith:2022:KMXRPVDVET4ZQNOFRFNQRFNRLG

not attested not anchored not stored refs pending

Generalized Face Anti-Spoofing via Multi-Task Learning and One-Side Meta Triplet Loss

Chien-Yi Wang, Chu-Chun Chuang, Shang-Hong Lai

arxiv:2211.15955 v1 · 2022-11-29 · 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{KMXRPVDVET4ZQNOFRFNQRFNRLG}

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	2026-07-05T05:20:20.212484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

532f17d47524f99835c5895b0895b159b0d741b3c7b7bef2c027546994c0c20d

Aliases

arxiv: 2211.15955 · arxiv_version: 2211.15955v1 · doi: 10.48550/arxiv.2211.15955 · pith_short_12: KMXRPVDVET4Z · pith_short_16: KMXRPVDVET4ZQNOF · pith_short_8: KMXRPVDV

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/KMXRPVDVET4ZQNOFRFNQRFNRLG \
  | 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: 532f17d47524f99835c5895b0895b159b0d741b3c7b7bef2c027546994c0c20d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32d281b2dc3404493d1f482d661819126620602860bbd022cb4e07b3319ae402",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-11-29T06:28:00Z",
    "title_canon_sha256": "b10a37aa9c7fcfc8bbb29bb4329d3512a5e719e750e8c4a5d6ae43d4e3066741"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.15955",
    "kind": "arxiv",
    "version": 1
  }
}