Pith Number

pith:OWNJD5D4

pith:2023:OWNJD5D46CVZHYNEFOP7PEY3CS

not attested not anchored not stored refs pending

A randomized algorithm to solve reduced rank operator regression

Giacomo Turri, Massimiliano Pontil, Pietro Novelli, Vladimir Kostic

arxiv:2312.17348 v1 · 2023-12-28 · cs.LG · cs.NA · math.NA · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWNJD5D46CVZHYNEFOP7PEY3CS}

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	2026-07-05T07:28:49.759364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

759a91f47cf0ab93e1a42b9ff7931b1499c03b2be4443f7c099b7ce1e942b77d

Aliases

arxiv: 2312.17348 · arxiv_version: 2312.17348v1 · doi: 10.48550/arxiv.2312.17348 · pith_short_12: OWNJD5D46CVZ · pith_short_16: OWNJD5D46CVZHYNE · pith_short_8: OWNJD5D4

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/OWNJD5D46CVZHYNEFOP7PEY3CS \
  | 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: 759a91f47cf0ab93e1a42b9ff7931b1499c03b2be4443f7c099b7ce1e942b77d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8568a73dcec68eb34579f818741dcb09587fc9b1189ef48e65151cc493e3e6d8",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-12-28T20:29:59Z",
    "title_canon_sha256": "57f087c8c200b9c98e140d6798092354c03d64856c30380cc28b1aa30fe65db4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.17348",
    "kind": "arxiv",
    "version": 1
  }
}