Pith Number

pith:JJWKLJPZ

pith:2018:JJWKLJPZN56MLTQTPVVQUIQ6VC

not attested not anchored not stored refs pending

Robust preconditioning for stochastic Galerkin formulations of parameter-dependent nearly incompressible linear elasticity equations

Arbaz Khan, Catherine E. Powell, David J. Silvester

arxiv:1803.01572 v2 · 2018-03-05 · 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{JJWKLJPZN56MLTQTPVVQUIQ6VC}

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	2026-05-18T00:04:13.210010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a6ca5a5f96f7cc5ce137d6b0a221ea8baf0d604d8e96986061d8c5ce414eb35

Aliases

arxiv: 1803.01572 · arxiv_version: 1803.01572v2 · doi: 10.48550/arxiv.1803.01572 · pith_short_12: JJWKLJPZN56M · pith_short_16: JJWKLJPZN56MLTQT · pith_short_8: JJWKLJPZ

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/JJWKLJPZN56MLTQTPVVQUIQ6VC \
  | 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: 4a6ca5a5f96f7cc5ce137d6b0a221ea8baf0d604d8e96986061d8c5ce414eb35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "667354d5ddc27cebd6fb03a7dfcb30a6a3274300eb9ea10779f6c8b620145131",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-05T09:32:45Z",
    "title_canon_sha256": "11dd9751b8fb3f1b8b7e605417f4008f415432a5d1e96738b50674bab0fd05a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01572",
    "kind": "arxiv",
    "version": 2
  }
}