Pith Number

pith:NZ6UCTBN

pith:2019:NZ6UCTBNAHEPRDEULVJFRE4BDT

not attested not anchored not stored refs pending

Faster Least Squares Optimization

Jonathan Lacotte, Mert Pilanci

arxiv:1911.02675 v3 · 2019-11-06 · math.NA · cs.CC · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NZ6UCTBNAHEPRDEULVJFRE4BDT}

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.

Cited by

1 paper in Pith

Sequential Least-Squares Estimators with Fast Randomized Sketching for Linear Statistical Models

Receipt and verification

First computed	2026-07-05T02:31:58.444930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e7d414c2d01c8f88c945d525893811ccb935218b821420b32f34e4aec632e43

Aliases

arxiv: 1911.02675 · arxiv_version: 1911.02675v3 · doi: 10.48550/arxiv.1911.02675 · pith_short_12: NZ6UCTBNAHEP · pith_short_16: NZ6UCTBNAHEPRDEU · pith_short_8: NZ6UCTBN

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/NZ6UCTBNAHEPRDEULVJFRE4BDT \
  | 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: 6e7d414c2d01c8f88c945d525893811ccb935218b821420b32f34e4aec632e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58d8b5f1c02dc04f6de0629c953a2d8e9c1d8a7d57daca4d558fbcf1ecde7226",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-11-06T23:29:54Z",
    "title_canon_sha256": "dd7b5f81450d120b326bad2e6a9dc6f256c2d516fece424875cc740a78a9560c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.02675",
    "kind": "arxiv",
    "version": 3
  }
}