Pith Number

pith:LZPJIF6B

pith:2016:LZPJIF6BG3JUOOCUDVMLK247RZ

not attested not anchored not stored refs pending

Alternating Anderson-Richardson method: An efficient alternative to preconditioned Krylov methods for large, sparse linear systems

John E. Pask, Phanish Suryanarayana, Phanisri P. Pratapa

arxiv:1606.08740 v3 · 2016-06-27 · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LZPJIF6BG3JUOOCUDVMLK247RZ}

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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	2026-05-18T00:18:46.912951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e5e9417c136d34738541d58b56b9f8e4c76cc235ba93e7da48ecf5d725fb4a4

Aliases

arxiv: 1606.08740 · arxiv_version: 1606.08740v3 · doi: 10.48550/arxiv.1606.08740 · pith_short_12: LZPJIF6BG3JU · pith_short_16: LZPJIF6BG3JUOOCU · pith_short_8: LZPJIF6B

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/LZPJIF6BG3JUOOCUDVMLK247RZ \
  | 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: 5e5e9417c136d34738541d58b56b9f8e4c76cc235ba93e7da48ecf5d725fb4a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b1c266eace4f9bcc5a4c75fcbb9a7c5f699781ab7a3a42e7196850aaff8cd5f",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-06-27T04:27:53Z",
    "title_canon_sha256": "0d4512efb45280c58ebfd7e018fd72e322d46393804255944b9d950a5fe4db90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08740",
    "kind": "arxiv",
    "version": 3
  }
}