Pith Number

pith:QIXCYOYA

pith:2025:QIXCYOYAD5IBPGZZ3ECXLCIXYT

not attested not anchored not stored refs pending

Structured Variational $D$-Decomposition for Accurate and Stable Low-Rank Approximation

Ronald Katende

arxiv:2506.08535 v1 · 2025-06-10 · math.NA · cs.LG · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIXCYOYAD5IBPGZZ3ECXLCIXYT}

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	2026-07-05T11:18:51.438513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

822e2c3b001f50179b39d905758917c4dbc45efdab28763c21c00e8962b39c15

Aliases

arxiv: 2506.08535 · arxiv_version: 2506.08535v1 · doi: 10.48550/arxiv.2506.08535 · pith_short_12: QIXCYOYAD5IB · pith_short_16: QIXCYOYAD5IBPGZZ · pith_short_8: QIXCYOYA

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/QIXCYOYAD5IBPGZZ3ECXLCIXYT \
  | 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: 822e2c3b001f50179b39d905758917c4dbc45efdab28763c21c00e8962b39c15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1b423ea5a6a4f99ed18d45563f6421089a449054a6b4e104f51a645e724ad90",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-10T07:59:34Z",
    "title_canon_sha256": "e2cfbb7bae8dde2746843013747ab9451f0768aee3e598ed1975988dd5c63604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08535",
    "kind": "arxiv",
    "version": 1
  }
}