Pith Number

pith:YORIQKSP

pith:2021:YORIQKSPTJDF6RBLEKNED7XADP

not attested not anchored not stored refs pending

Local Multi-Head Channel Self-Attention for Facial Expression Recognition

Roberto Pecoraro, Sara Gallo, Valerio Basile, Viviana Bono

arxiv:2111.07224 v2 · 2021-11-14 · 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{YORIQKSPTJDF6RBLEKNED7XADP}

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	2026-07-05T03:33:09.643280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3a2882a4f9a465f442b229a41fee01bfbf3a2a84d222b8186096e77adcf337f

Aliases

arxiv: 2111.07224 · arxiv_version: 2111.07224v2 · doi: 10.48550/arxiv.2111.07224 · pith_short_12: YORIQKSPTJDF · pith_short_16: YORIQKSPTJDF6RBL · pith_short_8: YORIQKSP

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/YORIQKSPTJDF6RBLEKNED7XADP \
  | 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: c3a2882a4f9a465f442b229a41fee01bfbf3a2a84d222b8186096e77adcf337f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5e2da26edb3837b830eb965c2d57a2576acedad007d4473b51acdce03d621af",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-11-14T02:38:01Z",
    "title_canon_sha256": "10ce92580a394cda6229cd33b56f601cd8d110eb911208a478ccdc51df885169"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.07224",
    "kind": "arxiv",
    "version": 2
  }
}