Pith Number

pith:ROICDA7L

pith:2022:ROICDA7L5XYIRQEYJ4OPUCZY3R

not attested not anchored not stored refs pending

On pseudoinverse-free randomized methods for linear systems: Unified framework and acceleration

Deren Han, Jiaxin Xie

arxiv:2208.05437 v3 · 2022-08-10 · 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{ROICDA7L5XYIRQEYJ4OPUCZY3R}

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

Connecting randomized iterative methods with Krylov subspaces

Receipt and verification

First computed	2026-07-05T04:51:11.261997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b902183ebedf088c0984f1cfa0b38dc741d9ba1cadeef7adcf5051b6aebc20c

Aliases

arxiv: 2208.05437 · arxiv_version: 2208.05437v3 · doi: 10.48550/arxiv.2208.05437 · pith_short_12: ROICDA7L5XYI · pith_short_16: ROICDA7L5XYIRQEY · pith_short_8: ROICDA7L

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/ROICDA7L5XYIRQEYJ4OPUCZY3R \
  | 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: 8b902183ebedf088c0984f1cfa0b38dc741d9ba1cadeef7adcf5051b6aebc20c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75e88e45ff0503e2874d8a35c2d06a6fa72d7640bf62a750d4adfa05c35f53be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-08-10T16:50:52Z",
    "title_canon_sha256": "a883ca7ec999f1a99ebcff5a1460a6be79d527b455c8165687a14ed98c40a4f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.05437",
    "kind": "arxiv",
    "version": 3
  }
}