Pith Number

pith:O5ALRKUC

pith:2026:O5ALRKUC6AIYBXUYR6ELPH5A3E

not attested not anchored not stored refs pending

Rethinking the Role of Feature Engineering and Learning Strategies in Few-Shot Hidden Emotion Recognition

Dan Guo, Fei Wang, Haixu Liu, Jihao Gu, Kun Li, Qi Wang, Xiaochuan Guo, Yufei Wang, Yuxin Liu

arxiv:2606.31249 v1 · 2026-06-30 · 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{O5ALRKUC6AIYBXUYR6ELPH5A3E}

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	2026-07-01T01:17:57.131903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7740b8aa82f01180de988f88b79fa0d9300ff8ef9bea75f4314f678ff7b27f4e

Aliases

arxiv: 2606.31249 · arxiv_version: 2606.31249v1 · doi: 10.48550/arxiv.2606.31249 · pith_short_12: O5ALRKUC6AIY · pith_short_16: O5ALRKUC6AIYBXUY · pith_short_8: O5ALRKUC

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/O5ALRKUC6AIYBXUYR6ELPH5A3E \
  | 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: 7740b8aa82f01180de988f88b79fa0d9300ff8ef9bea75f4314f678ff7b27f4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6be540821b87a01025304fc132218e3a4561c7ffca75fe7d754be5917895e830",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-30T07:25:13Z",
    "title_canon_sha256": "83673cb153f84758c1f45b3f9eed75d6722cee5f03122a018c3da8a310996d1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31249",
    "kind": "arxiv",
    "version": 1
  }
}