Pith Number

pith:DDJ7ZITA

pith:2019:DDJ7ZITAGLC5Z2CZ3R2YPJXG4Q

not attested not anchored not stored refs pending

A Fast Converging Distributed Solver for Linear Systems with Generalised Diagonal Dominance

Minyue Fu, Qianqian Cai, Zhaorong Zhang

arxiv:1904.12313 v1 · 2019-04-28 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDJ7ZITAGLC5Z2CZ3R2YPJXG4Q}

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	2026-05-17T23:47:36.810178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18d3fca26032c5dce859dc7587a6e6e42b69879fca7d0161a36449761dca0008

Aliases

arxiv: 1904.12313 · arxiv_version: 1904.12313v1 · doi: 10.48550/arxiv.1904.12313 · pith_short_12: DDJ7ZITAGLC5 · pith_short_16: DDJ7ZITAGLC5Z2CZ · pith_short_8: DDJ7ZITA

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/DDJ7ZITAGLC5Z2CZ3R2YPJXG4Q \
  | 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: 18d3fca26032c5dce859dc7587a6e6e42b69879fca7d0161a36449761dca0008

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aca4c81f495c82fb1991c69c3d9d0fad62b9190a6683fde95ecc4cc910eca6ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-04-28T12:21:45Z",
    "title_canon_sha256": "b8401dc52ef3f1d91a9f951902ec8881aa6a62abc0419fb3498186b64283f252"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12313",
    "kind": "arxiv",
    "version": 1
  }
}