Pith Number

pith:SBMHXBY5

pith:2018:SBMHXBY5T5KDMJ7OVNS2IAS6TT

not attested not anchored not stored refs pending

Large Scale Constrained Linear Regression Revisited: Faster Algorithms via Preconditioning

Di Wang, Jinhui Xu

arxiv:1802.03337 v1 · 2018-02-09 · cs.LG · math.OC · 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{SBMHXBY5T5KDMJ7OVNS2IAS6TT}

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	2026-05-18T00:23:57.880094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90587b871d9f543627eeab65a4025e9cf382abc63f21f7c08f63955528331571

Aliases

arxiv: 1802.03337 · arxiv_version: 1802.03337v1 · doi: 10.48550/arxiv.1802.03337 · pith_short_12: SBMHXBY5T5KD · pith_short_16: SBMHXBY5T5KDMJ7O · pith_short_8: SBMHXBY5

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/SBMHXBY5T5KDMJ7OVNS2IAS6TT \
  | 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: 90587b871d9f543627eeab65a4025e9cf382abc63f21f7c08f63955528331571

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df17b3a6dec396b9e7487feedcd793407f679dc576fce447176cbe136a7aa130",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-02-09T16:39:26Z",
    "title_canon_sha256": "b86c56ef75c459d233beaa6cd9c61d7604aa7973f1629a9c9e889ea6ffff9746"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03337",
    "kind": "arxiv",
    "version": 1
  }
}