Pith Number

pith:FLRYVCDB

pith:2017:FLRYVCDBI2QACKT5ZQ5JBKZZVP

not attested not anchored not stored refs pending

A weighted global GMRES algorithm with deflation for solving large Sylvester matrix equations

Azita Tajaddini, Gang Wu, Najmeh Azizi Zadeh

arxiv:1706.01176 v1 · 2017-06-05 · math.NA · cs.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{FLRYVCDBI2QACKT5ZQ5JBKZZVP}

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	2026-05-18T00:43:04.274851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ae38a886146a0012a7dcc3a90ab39abde9e25781380dc9188e99bd85cf11a3f

Aliases

arxiv: 1706.01176 · arxiv_version: 1706.01176v1 · doi: 10.48550/arxiv.1706.01176 · pith_short_12: FLRYVCDBI2QA · pith_short_16: FLRYVCDBI2QACKT5 · pith_short_8: FLRYVCDB

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/FLRYVCDBI2QACKT5ZQ5JBKZZVP \
  | 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: 2ae38a886146a0012a7dcc3a90ab39abde9e25781380dc9188e99bd85cf11a3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a048b809d67f11fa643b8a5724b93ac0c0a286ef9cce52db4cf50d25e6d1978",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-06-05T02:16:43Z",
    "title_canon_sha256": "36f25eabc59227de4ac1a8263468a395b1feb2ae283e6976fb247280476458d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01176",
    "kind": "arxiv",
    "version": 1
  }
}