Pith Number

pith:WHSNSHSA

pith:2025:WHSNSHSAQKCMUUAF3M73YHMTUM

not attested not anchored not stored refs pending

Cooperative Face Liveness Detection from Optical Flow

Anton Konushin, Artem Sokolov, Mikhail Nikitin

arxiv:2508.10786 v1 · 2025-08-14 · 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{WHSNSHSAQKCMUUAF3M73YHMTUM}

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	2026-07-05T11:54:02.548098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1e4d91e408284ca5005db3fbc1d93a32d32609e30538cef85876fba2bb03b13

Aliases

arxiv: 2508.10786 · arxiv_version: 2508.10786v1 · doi: 10.48550/arxiv.2508.10786 · pith_short_12: WHSNSHSAQKCM · pith_short_16: WHSNSHSAQKCMUUAF · pith_short_8: WHSNSHSA

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/WHSNSHSAQKCMUUAF3M73YHMTUM \
  | 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: b1e4d91e408284ca5005db3fbc1d93a32d32609e30538cef85876fba2bb03b13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e64b355fb0356c75a938d88b586b2de33eb9c4af001fd3be5fe18cb18a9913af",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-14T16:13:22Z",
    "title_canon_sha256": "2543df6bbcf3a55f3b2f4e744e97a7b4afcfb3b60e27bee87ef2763cdae61ec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.10786",
    "kind": "arxiv",
    "version": 1
  }
}