Pith Number

pith:UMRIKPME

pith:2021:UMRIKPMEZL2QQ3ZLKWSUXWNIA7

not attested not anchored not stored refs pending

A Multi-task Mean Teacher for Semi-supervised Facial Affective Behavior Analysis

Jin Qi, Kenji Suzuki, Lingfeng Wang, Shisen Wang

arxiv:2107.04225 v3 · 2021-07-09 · cs.CV · cs.HC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMRIKPMEZL2QQ3ZLKWSUXWNIA7}

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	2026-07-05T03:05:34.351032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a322853d84caf5086f2b55a54bd9a807ee2b533775b8833da01eea91b3198c01

Aliases

arxiv: 2107.04225 · arxiv_version: 2107.04225v3 · doi: 10.48550/arxiv.2107.04225 · pith_short_12: UMRIKPMEZL2Q · pith_short_16: UMRIKPMEZL2QQ3ZL · pith_short_8: UMRIKPME

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/UMRIKPMEZL2QQ3ZLKWSUXWNIA7 \
  | 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: a322853d84caf5086f2b55a54bd9a807ee2b533775b8833da01eea91b3198c01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee59f7f3c73d54da9b112fae3c6f4fb0a8dad3b7f40ffc01445d9bee40c53ae4",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-09T05:48:22Z",
    "title_canon_sha256": "82de9f5929a85425169e8501b76a72553eed4405574879a7628dccabc2361218"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.04225",
    "kind": "arxiv",
    "version": 3
  }
}