Pith Number

pith:HQA5Z7P2

pith:2022:HQA5Z7P2ZBQDNA26S3PPHAWTVY

not attested not anchored not stored refs pending

Quantile-based Random Sparse Kaczmarz for Corrupted and Noisy Linear Systems

Hongxia Wang, Hui Zhang, Lu Zhang

arxiv:2206.07356 v3 · 2022-06-15 · 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{HQA5Z7P2ZBQDNA26S3PPHAWTVY}

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	2026-07-05T06:57:49.841796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c01dcfdfac86036835e96def382d3ae3bbccc6a62c6c19c6d12deffb234547a

Aliases

arxiv: 2206.07356 · arxiv_version: 2206.07356v3 · doi: 10.48550/arxiv.2206.07356 · pith_short_12: HQA5Z7P2ZBQD · pith_short_16: HQA5Z7P2ZBQDNA26 · pith_short_8: HQA5Z7P2

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/HQA5Z7P2ZBQDNA26S3PPHAWTVY \
  | 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: 3c01dcfdfac86036835e96def382d3ae3bbccc6a62c6c19c6d12deffb234547a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b37cc6dd25bf25671e0d595839c8b6afa3c347ee84c2f1b75d220dfe1c0436d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-06-15T08:09:05Z",
    "title_canon_sha256": "da2413cf5e6baf622b305f98943fffbec48ecf5ab7cf33a696e2d909264b38e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.07356",
    "kind": "arxiv",
    "version": 3
  }
}