Pith Number

pith:TSE2XPJY

pith:2019:TSE2XPJYOZFVA4E7TG7KLLW2M7

not attested not anchored not stored refs pending

Dual Graph-Laplacian PCA: A Closed-Form Solution for Bi-clustering to Find "Checkerboard" Structures on Gene Expression Data

Chun-Mei Feng, Jin-Xing Liu, Xiang-Zhen Kong, Yong Xu

arxiv:1901.06794 v1 · 2019-01-21 · q-bio.GN · cs.CE · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TSE2XPJYOZFVA4E7TG7KLLW2M7}

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	2026-05-17T23:55:49.135044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c89abbd38764b50709f99bea5aeda67f43882067da188d3bcd80c69e25328d8

Aliases

arxiv: 1901.06794 · arxiv_version: 1901.06794v1 · doi: 10.48550/arxiv.1901.06794 · pith_short_12: TSE2XPJYOZFV · pith_short_16: TSE2XPJYOZFVA4E7 · pith_short_8: TSE2XPJY

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/TSE2XPJYOZFVA4E7TG7KLLW2M7 \
  | 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: 9c89abbd38764b50709f99bea5aeda67f43882067da188d3bcd80c69e25328d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc2b59d587a44f02efc911af3a155f0342d50680606004cb1a672d4ca14c598a",
    "cross_cats_sorted": [
      "cs.CE",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2019-01-21T05:43:31Z",
    "title_canon_sha256": "d90c02d97a37e98d7d667013c577fa391b4cbdbd1754e8e38013f626db6119b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06794",
    "kind": "arxiv",
    "version": 1
  }
}