Pith Number

pith:OVRVSE4G

pith:2025:OVRVSE4G2TSTSAAYAO2DUMUD5D

not attested not anchored not stored refs pending

Mitigating Knowledge Discrepancies among Multiple Datasets for Task-agnostic Unified Face Alignment

Chunxia Xiao, Haimin Zhang, Jiahao Xia, Jianguo Zhang, Min Xu, Wenjian Huang

arxiv:2503.22359 v2 · 2025-03-28 · 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{OVRVSE4G2TSTSAAYAO2DUMUD5D}

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	2026-07-05T11:29:09.885840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7563591386d4e539001803b43a3283e8c52cda032a2b9c86db36b1f9d6982f51

Aliases

arxiv: 2503.22359 · arxiv_version: 2503.22359v2 · doi: 10.48550/arxiv.2503.22359 · pith_short_12: OVRVSE4G2TST · pith_short_16: OVRVSE4G2TSTSAAY · pith_short_8: OVRVSE4G

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/OVRVSE4G2TSTSAAYAO2DUMUD5D \
  | 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: 7563591386d4e539001803b43a3283e8c52cda032a2b9c86db36b1f9d6982f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7698b8f345e121c9ae3807844165036f9b9c088d65018b63a4507316cd9718c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-28T11:59:27Z",
    "title_canon_sha256": "4e2ff4434d2eaa61b30c0ab85a70c81f122ee159ac5567f2419cf53648668ec2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.22359",
    "kind": "arxiv",
    "version": 2
  }
}