Pith Number

pith:OGFNMQDT

pith:2025:OGFNMQDT3652RHDPZTJXMP3Z4S

not attested not anchored not stored refs pending

Temporal and Spatial Feature Fusion Framework for Dynamic Micro Expression Recognition

Bingyu Nan, Feng Liu, Xiaolan Fu, Xuezhong Qian

arxiv:2505.16372 v1 · 2025-05-22 · cs.CV · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGFNMQDT3652RHDPZTJXMP3Z4S}

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	2026-07-05T11:07:34.362510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

718ad64073dfbba89c6fccd3763f79e4846d6cb0fbfa737f27ce629d58130e5a

Aliases

arxiv: 2505.16372 · arxiv_version: 2505.16372v1 · doi: 10.48550/arxiv.2505.16372 · pith_short_12: OGFNMQDT3652 · pith_short_16: OGFNMQDT3652RHDP · pith_short_8: OGFNMQDT

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/OGFNMQDT3652RHDPZTJXMP3Z4S \
  | 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: 718ad64073dfbba89c6fccd3763f79e4846d6cb0fbfa737f27ce629d58130e5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "036d6f1b0956b5b1ab53c29ded2aa1861c63ca3a3992e90c0e4ea57767a17f54",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-05-22T08:26:19Z",
    "title_canon_sha256": "b5ede06bed7590652d9135631b3714df04d9470d76e8b8550e10fa14bb34a0ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.16372",
    "kind": "arxiv",
    "version": 1
  }
}