Pith Number

pith:F3V3ZZTD

pith:2025:F3V3ZZTD2O46XGYJCSCQ6SZAI4

not attested not anchored not stored refs pending

Evaluating Facial Expression Recognition Datasets for Deep Learning: A Benchmark Study with Novel Similarity Metrics

C\'elia Martinie, Cristina Manresa-Yee, F. Xavier Gaya-Morey, Jose M. Buades-Rubio

arxiv:2503.20428 v1 · 2025-03-26 · 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{F3V3ZZTD2O46XGYJCSCQ6SZAI4}

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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.

Cited by

1 paper in Pith

Bridging the gap in FER: addressing age bias in deep learning

Receipt and verification

First computed	2026-07-05T10:39:38.149864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2eebbce663d3b9eb9b0914850f4b20472ddcb87aeb9c2ad57058ad25db7ed474

Aliases

arxiv: 2503.20428 · arxiv_version: 2503.20428v1 · doi: 10.48550/arxiv.2503.20428 · pith_short_12: F3V3ZZTD2O46 · pith_short_16: F3V3ZZTD2O46XGYJ · pith_short_8: F3V3ZZTD

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/F3V3ZZTD2O46XGYJCSCQ6SZAI4 \
  | 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: 2eebbce663d3b9eb9b0914850f4b20472ddcb87aeb9c2ad57058ad25db7ed474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ba3c253da5f5ba265c8e525560ad617227a4845c13d34ca53152609fbfc6f71",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-26T11:01:00Z",
    "title_canon_sha256": "4866495c56ae985589980f7f4f4a2614838a587809986d895b8d42017c71ec4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.20428",
    "kind": "arxiv",
    "version": 1
  }
}