Pith Number

pith:PSWRAA2T

pith:2025:PSWRAA2TOC6HNMEZH3I3MCXGES

not attested not anchored not stored refs pending

Unified Face Matching and Physical-Digital Spoofing Attack Detection

Ajita Rattani, Arun Kunwar

arxiv:2501.09635 v1 · 2025-01-16 · 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{PSWRAA2TOC6HNMEZH3I3MCXGES}

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	2026-07-05T11:31:04.370310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cad10035370bc76b0993ed1b60ae624bb74af43212111ef420e0daaa73bbf5b

Aliases

arxiv: 2501.09635 · arxiv_version: 2501.09635v1 · doi: 10.48550/arxiv.2501.09635 · pith_short_12: PSWRAA2TOC6H · pith_short_16: PSWRAA2TOC6HNMEZ · pith_short_8: PSWRAA2T

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/PSWRAA2TOC6HNMEZH3I3MCXGES \
  | 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: 7cad10035370bc76b0993ed1b60ae624bb74af43212111ef420e0daaa73bbf5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd8804e0a0172e21d94f4489500cf1b68c09c5efa30828350f598fba8a524a76",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-16T16:24:21Z",
    "title_canon_sha256": "25da117477c4807176918c10971a376337eae0ec1a9297db1e67de96a8202a23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09635",
    "kind": "arxiv",
    "version": 1
  }
}