Pith Number

pith:3TTRC4WZ

pith:2025:3TTRC4WZSHZQZVCO7OVEUSGD4Z

not attested not anchored not stored refs pending

Apex-Centered Spatio-Temporal Rank Pooling and Gradient Attention for Micro-Expression Recognition

Luu Tu Nguyen, Thanh Ha Le, Thi Duyen Ngo, Vu Tram Anh Khuong

arxiv:2509.00056 v3 · 2025-08-25 · 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{3TTRC4WZSHZQZVCO7OVEUSGD4Z}

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	2026-05-26T02:03:54.109863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dce71172d991f30cd44efbaa4a48c3e6484718867505e15b5c3a4bd3ed993876

Aliases

arxiv: 2509.00056 · arxiv_version: 2509.00056v3 · doi: 10.48550/arxiv.2509.00056 · pith_short_12: 3TTRC4WZSHZQ · pith_short_16: 3TTRC4WZSHZQZVCO · pith_short_8: 3TTRC4WZ

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/3TTRC4WZSHZQZVCO7OVEUSGD4Z \
  | 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: dce71172d991f30cd44efbaa4a48c3e6484718867505e15b5c3a4bd3ed993876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa4fed6d2a5c9a949c4ed26c6c062a849c0fff5fef64d5627ce879c053c16a09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-25T09:49:05Z",
    "title_canon_sha256": "a31a7828dfbb95e1bbb49813f48e7b57554a469ba17d7f79464125e54e6aef02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.00056",
    "kind": "arxiv",
    "version": 3
  }
}