Pith Number

pith:63HD63FB

pith:2026:63HD63FB5POICNPR7MGJNB6LYZ

not attested not anchored not stored refs pending

Sparse Functional Singular Value Decomposition for Biclustering and Triclustering Longitudinal Data

Sandra Safo, Thierry Chekouo, Yue Zhao

arxiv:2606.05488 v1 · 2026-06-03 · stat.ML · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{63HD63FB5POICNPR7MGJNB6LYZ}

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	2026-06-05T01:14:52.709758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6ce3f6ca1ebdc8135f1fb0c9687cbc665dfef57738fdc165710625051992059

Aliases

arxiv: 2606.05488 · arxiv_version: 2606.05488v1 · doi: 10.48550/arxiv.2606.05488 · pith_short_12: 63HD63FB5POI · pith_short_16: 63HD63FB5POICNPR · pith_short_8: 63HD63FB

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/63HD63FB5POICNPR7MGJNB6LYZ \
  | 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: f6ce3f6ca1ebdc8135f1fb0c9687cbc665dfef57738fdc165710625051992059

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6195ed9cc392c0e81fe91b7f7fd673a269bd010d5d3773fa53f2d3d45de3405",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-06-03T22:26:01Z",
    "title_canon_sha256": "f9869424cc8b8ccbdf2ecc93f14486f45c05c6a63a33020d6f6174c132d57792"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05488",
    "kind": "arxiv",
    "version": 1
  }
}