Pith Number

pith:AYPKI4G5

pith:2023:AYPKI4G5BM3EUNMDDD5ENWQIGX

not attested not anchored not stored refs pending

Sketch-and-Project Meets Newton Method: Global $\mathcal O(k^{-2})$ Convergence with Low-Rank Updates

Slavom\'ir Hanzely

arxiv:2305.13082 v4 · 2023-05-22 · math.OC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AYPKI4G5BM3EUNMDDD5ENWQIGX}

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

Simple Stepsize for Quasi-Newton Methods with Global Convergence Guarantees

Receipt and verification

First computed	2026-07-05T08:23:09.052173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

061ea470dd0b364a358318fa46da0835d5549e50b5b85c3ab1c3154cbb90ae7b

Aliases

arxiv: 2305.13082 · arxiv_version: 2305.13082v4 · doi: 10.48550/arxiv.2305.13082 · pith_short_12: AYPKI4G5BM3E · pith_short_16: AYPKI4G5BM3EUNMD · pith_short_8: AYPKI4G5

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/AYPKI4G5BM3EUNMDDD5ENWQIGX \
  | 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: 061ea470dd0b364a358318fa46da0835d5549e50b5b85c3ab1c3154cbb90ae7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48153e17bfe58de282d9ecc0683adecc024c78e8e885d50884560aa8bd47fa79",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-05-22T14:51:40Z",
    "title_canon_sha256": "0f16a318dce979f212850d5b81fdaf17fabccb7830b8a85c5f64ea39fb1b680e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.13082",
    "kind": "arxiv",
    "version": 4
  }
}