Pith Number

pith:UGG6A63H

pith:2017:UGG6A63H6R36M5DVBWS3PIOAXZ

not attested not anchored not stored refs pending

Decoupled Block-Wise ILU(k) Preconditioner on GPU

Bo Yang, He Zhong, Hui Liu, Zhangxin Chen

arxiv:1703.01325 v1 · 2017-03-03 · cs.NA · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGG6A63H6R36M5DVBWS3PIOAXZ}

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	2026-05-18T00:49:31.109345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a18de07b67f477e674750da5b7a1c0be7e82ba6bfef8686c6de9a3debb0083bc

Aliases

arxiv: 1703.01325 · arxiv_version: 1703.01325v1 · doi: 10.48550/arxiv.1703.01325 · pith_short_12: UGG6A63H6R36 · pith_short_16: UGG6A63H6R36M5DV · pith_short_8: UGG6A63H

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/UGG6A63H6R36M5DVBWS3PIOAXZ \
  | 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: a18de07b67f477e674750da5b7a1c0be7e82ba6bfef8686c6de9a3debb0083bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "676f806bd4027a4a2579d726fb747a17477bb026e2b04de3d39d437baccaa597",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2017-03-03T20:08:02Z",
    "title_canon_sha256": "12eec6fea084598c42e566b355a44bf5b92b00159116f1ac57c78a22670cde4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01325",
    "kind": "arxiv",
    "version": 1
  }
}