Pith Number

pith:BWX2XRJ5

pith:2019:BWX2XRJ5N4TDCU4I4GZMWN4C33

not attested not anchored not stored refs pending

Testing performance with and without Block Low Rank Compression in MUMPS and the new PaStiX 6.0 for JOREK nonlinear MHD simulations

Matthias Hoelzl, Richard Nies

arxiv:1907.13442 v1 · 2019-07-31 · cs.PF · 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{BWX2XRJ5N4TDCU4I4GZMWN4C33}

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.

Cited by

1 paper in Pith

Parallel Sparse and Data-Sparse Factorization-based Linear Solvers

Receipt and verification

First computed	2026-07-04T23:50:49.865575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dafabc53d6f26315388e1b2cb3782dee2a99a2fdbaa63a3457b5bc1f231caf8

Aliases

arxiv: 1907.13442 · arxiv_version: 1907.13442v1 · doi: 10.48550/arxiv.1907.13442 · pith_short_12: BWX2XRJ5N4TD · pith_short_16: BWX2XRJ5N4TDCU4I · pith_short_8: BWX2XRJ5

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/BWX2XRJ5N4TDCU4I4GZMWN4C33 \
  | 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: 0dafabc53d6f26315388e1b2cb3782dee2a99a2fdbaa63a3457b5bc1f231caf8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5c3778cd747752addc020bd0b654e43a981ef1e2788a53f36a3de9312725ff2",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2019-07-31T12:16:19Z",
    "title_canon_sha256": "104aefeb20ccff50c9177fa4e4e450e76b7db5626e00c1f678a9d7c49754343c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.13442",
    "kind": "arxiv",
    "version": 1
  }
}