Pith Number

pith:YY243ZGK

pith:2018:YY243ZGKSG7IZ7L2UW5M6Q2WNG

not attested not anchored not stored refs pending

Two-level Attention with Two-stage Multi-task Learning for Facial Emotion Recognition

Chunhua Jin, Fuji Ren, Lijuan Pan, Min Hu, Muzi Peng, Xiaohua Wang

arxiv:1811.12139 v1 · 2018-11-29 · 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{YY243ZGKSG7IZ7L2UW5M6Q2WNG}

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	2026-05-17T23:59:34.357995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c635cde4ca91be8cfd7aa5bacf4356699f7c70fda5f45347e8a640b8917e159c

Aliases

arxiv: 1811.12139 · arxiv_version: 1811.12139v1 · doi: 10.48550/arxiv.1811.12139 · pith_short_12: YY243ZGKSG7I · pith_short_16: YY243ZGKSG7IZ7L2 · pith_short_8: YY243ZGK

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/YY243ZGKSG7IZ7L2UW5M6Q2WNG \
  | 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: c635cde4ca91be8cfd7aa5bacf4356699f7c70fda5f45347e8a640b8917e159c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95713908dcd149c0057ce8112b7d3c1adcf36c64b7c98a7e2247c6bea920a99b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-29T13:47:01Z",
    "title_canon_sha256": "4157017c2192e45487d3bb87427eeeb98aa39efb3f17d6e86feecf092ecc4091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12139",
    "kind": "arxiv",
    "version": 1
  }
}