Pith Number

pith:NPQZAK6F

pith:2020:NPQZAK6FSRM774BLWWRGHV6MZF

not attested not anchored not stored refs pending

AU-Guided Unsupervised Domain Adaptive Facial Expression Recognition

Baigui Sun, Hao Li, Kai Wang, Panpan Zhang, Xiaojiang Peng, Yuxin Gu

arxiv:2012.10078 v2 · 2020-12-18 · 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{NPQZAK6FSRM774BLWWRGHV6MZF}

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	2026-07-05T02:24:12.683967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be1902bc59459fff02bb5a263d7ccc9706a8e3be604a47909ecc73fe8e6254e

Aliases

arxiv: 2012.10078 · arxiv_version: 2012.10078v2 · doi: 10.48550/arxiv.2012.10078 · pith_short_12: NPQZAK6FSRM7 · pith_short_16: NPQZAK6FSRM774BL · pith_short_8: NPQZAK6F

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/NPQZAK6FSRM774BLWWRGHV6MZF \
  | 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: 6be1902bc59459fff02bb5a263d7ccc9706a8e3be604a47909ecc73fe8e6254e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec18e4f30c6df1e15c2d5b0818d0803e1bc845543d5a79e6c40fcf59a8a554f2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-18T07:17:30Z",
    "title_canon_sha256": "8450dc0e788818076ab39d47d444a56f61a981d84f4f5ce1eccc5ab8f6a86a6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.10078",
    "kind": "arxiv",
    "version": 2
  }
}