Pith Number

pith:Q263BSHA

pith:2022:Q263BSHAT5ULWVRKFDKB4A6HBC

not attested not anchored not stored refs pending

POSTER: A Pyramid Cross-Fusion Transformer Network for Facial Expression Recognition

Ce Zheng, Chen Chen, Matias Mendieta

arxiv:2204.04083 v2 · 2022-04-08 · 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{Q263BSHAT5ULWVRKFDKB4A6HBC}

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	2026-07-05T06:40:28.038284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86bdb0c8e09f68bb562a28d41e03c708ab046d86cda855facb1fc13cc065c564

Aliases

arxiv: 2204.04083 · arxiv_version: 2204.04083v2 · doi: 10.48550/arxiv.2204.04083 · pith_short_12: Q263BSHAT5UL · pith_short_16: Q263BSHAT5ULWVRK · pith_short_8: Q263BSHA

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/Q263BSHAT5ULWVRKFDKB4A6HBC \
  | 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: 86bdb0c8e09f68bb562a28d41e03c708ab046d86cda855facb1fc13cc065c564

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c969dd340e250693312ebeb52ec939abfff0837de5f8d2bef86df1e0352614e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-04-08T14:01:41Z",
    "title_canon_sha256": "b34b18baecf5ed2f6a82dcc6a02dd7719e993baf3350a42ead82469489416575"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04083",
    "kind": "arxiv",
    "version": 2
  }
}