Pith Number

pith:JTHIYNMI

pith:2022:JTHIYNMIJ744HVXBP7WBLNXLEM

not attested not anchored not stored refs pending

Incremental Unsupervised Feature Selection for Dynamic Incomplete Multi-view Data

Kejun Guo, Tianrui Li, Xiuwen Yi, Yanyong Huang, Zhong Li

arxiv:2204.02973 v2 · 2022-04-05 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTHIYNMIJ744HVXBP7WBLNXLEM}

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	2026-07-05T05:29:01.540333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cce8c35884ff9c3d6e17fec15b6eb231d74d9fb83041fc2bc510e079f66d098

Aliases

arxiv: 2204.02973 · arxiv_version: 2204.02973v2 · doi: 10.48550/arxiv.2204.02973 · pith_short_12: JTHIYNMIJ744 · pith_short_16: JTHIYNMIJ744HVXB · pith_short_8: JTHIYNMI

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/JTHIYNMIJ744HVXBP7WBLNXLEM \
  | 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: 4cce8c35884ff9c3d6e17fec15b6eb231d74d9fb83041fc2bc510e079f66d098

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33f0ba36dc97a011def415ef10dab48723c2c81e9a083eba71a80587b13250a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-04-05T16:29:39Z",
    "title_canon_sha256": "899f23f4773d6446dcf4eaa18d97b22ff590abc59d162337798bd566841b0f78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.02973",
    "kind": "arxiv",
    "version": 2
  }
}