Pith Number

pith:WRLFQQQ7

pith:2025:WRLFQQQ7AFH6EIK4JIFDR6GJEN

not attested not anchored not stored refs pending

HumanSAM: Classifying Human-centric Forgery Videos in Human Spatial, Appearance, and Motion Anomaly

Chang Liu, Fan Zhang, Qingyang Zhou, Yuchuan Luo, Yunfan Ye, Zhiping Cai

arxiv:2507.19924 v2 · 2025-07-26 · 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{WRLFQQQ7AFH6EIK4JIFDR6GJEN}

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	2026-07-05T11:46:45.756284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b45658421f014fe2215c4a0a38f8c9234abc54b1a49a672f573a2642c1775bc1

Aliases

arxiv: 2507.19924 · arxiv_version: 2507.19924v2 · doi: 10.48550/arxiv.2507.19924 · pith_short_12: WRLFQQQ7AFH6 · pith_short_16: WRLFQQQ7AFH6EIK4 · pith_short_8: WRLFQQQ7

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/WRLFQQQ7AFH6EIK4JIFDR6GJEN \
  | 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: b45658421f014fe2215c4a0a38f8c9234abc54b1a49a672f573a2642c1775bc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e811ff1268f8395822b0c3a939ae33f83f94d668ecd47f8df661c92b132ac965",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-26T12:03:47Z",
    "title_canon_sha256": "56aaa382ac17d77a306fc815a1292e28a1a47e83d103e92fb8da62d1cb5440e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.19924",
    "kind": "arxiv",
    "version": 2
  }
}