Pith Number

pith:M4EE4SW4

pith:2014:M4EE4SW4FG7WJGFYYSXOEA7JZS

not attested not anchored not stored refs pending

On parallel multisplitting methods for non-Hermitian positive definite linear systems

Cheng-yi Zhang, Shuanghua Luo, Yan Zhu

arxiv:1410.3197 v1 · 2014-10-13 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4EE4SW4FG7WJGFYYSXOEA7JZS}

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	2026-05-18T02:40:11.887550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67084e4adc29bf6498b8c4aee203e9ccb24157f670ef8a32400bdd33ab8acf61

Aliases

arxiv: 1410.3197 · arxiv_version: 1410.3197v1 · doi: 10.48550/arxiv.1410.3197 · pith_short_12: M4EE4SW4FG7W · pith_short_16: M4EE4SW4FG7WJGFY · pith_short_8: M4EE4SW4

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/M4EE4SW4FG7WJGFYYSXOEA7JZS \
  | 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: 67084e4adc29bf6498b8c4aee203e9ccb24157f670ef8a32400bdd33ab8acf61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51b74486875bca61497bd676787916d94fe41462ac680cd1b08710486b3d91fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-10-13T06:15:12Z",
    "title_canon_sha256": "a384cd92c73551442fa1876e0a6461c8e171d4d5667a8b6e2fdbcbf73c88c40f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3197",
    "kind": "arxiv",
    "version": 1
  }
}