Pith Number

pith:5SGBVNF2

pith:2019:5SGBVNF2ZRWS6NKKPIW3ZQ77HZ

not attested not anchored not stored refs pending

Splitting Methods for Convex Bi-Clustering and Co-Clustering

Michael Weylandt

arxiv:1901.06075 v4 · 2019-01-18 · stat.ML · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5SGBVNF2ZRWS6NKKPIW3ZQ77HZ}

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	2026-05-17T23:39:25.059517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8c1ab4bacc6d2f354a7a2dbcc3ff3e74e2fb9d9c501df0e7f3a732041ee5b6

Aliases

arxiv: 1901.06075 · arxiv_version: 1901.06075v4 · doi: 10.48550/arxiv.1901.06075 · pith_short_12: 5SGBVNF2ZRWS · pith_short_16: 5SGBVNF2ZRWS6NKK · pith_short_8: 5SGBVNF2

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/5SGBVNF2ZRWS6NKKPIW3ZQ77HZ \
  | 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: ec8c1ab4bacc6d2f354a7a2dbcc3ff3e74e2fb9d9c501df0e7f3a732041ee5b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45214733427678034327caac0ef5ac1d2f534604e92e91c8de09f15cdcbe91c6",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-01-18T03:44:51Z",
    "title_canon_sha256": "b4288e09976ccd8f0c5398b5bec0c112c0a5b6afde1d4c8cd8b3ef2c2826980c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06075",
    "kind": "arxiv",
    "version": 4
  }
}