Pith Number

pith:4J34NUND

pith:2025:4J34NUND3MKOFWUTJZ5FJPZLU5

not attested not anchored not stored refs pending

Enhancing Ambiguous Dynamic Facial Expression Recognition with Soft Label-based Data Augmentation

Hajime Nagahara, Hideaki Hayashi, Noriko Takemura, Ryosuke Kawamura, Shunsuke Otake

arxiv:2506.20867 v1 · 2025-06-25 · 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{4J34NUND3MKOFWUTJZ5FJPZLU5}

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	2026-07-05T11:27:35.260933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e277c6d1a3db14e2da934e7a54bf2ba76fbf88dd4f1bc2edb8fe996b77c050dc

Aliases

arxiv: 2506.20867 · arxiv_version: 2506.20867v1 · doi: 10.48550/arxiv.2506.20867 · pith_short_12: 4J34NUND3MKO · pith_short_16: 4J34NUND3MKOFWUT · pith_short_8: 4J34NUND

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/4J34NUND3MKOFWUTJZ5FJPZLU5 \
  | 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: e277c6d1a3db14e2da934e7a54bf2ba76fbf88dd4f1bc2edb8fe996b77c050dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2f0a87cfec0ceca44d19cce92597554c7164f341e6a8901e4983eb2da86c41c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-25T22:36:42Z",
    "title_canon_sha256": "25e8a670fdaa7edd3e4bd1715165e9606cf4d1fc2046a4ad11bbe2a0cd197546"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20867",
    "kind": "arxiv",
    "version": 1
  }
}