Pith Number

pith:42LQJKZR

pith:2015:42LQJKZR6LR4PSZR6EVKJ5ORLB

not attested not anchored not stored refs pending

Resilience for Multigrid Software at the Extreme Scale

Barbara Wohlmuth, Bj\"orn Gmeiner, Markus Huber, Ulrich R\"ude

arxiv:1506.06185 v1 · 2015-06-20 · cs.MS · 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{42LQJKZR6LR4PSZR6EVKJ5ORLB}

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	2026-05-18T01:41:58.513779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e69704ab31f2e3c7cb31f12aa4f5d1587dbf61d6ba53d29fc5d0e7f986ef7169

Aliases

arxiv: 1506.06185 · arxiv_version: 1506.06185v1 · doi: 10.48550/arxiv.1506.06185 · pith_short_12: 42LQJKZR6LR4 · pith_short_16: 42LQJKZR6LR4PSZR · pith_short_8: 42LQJKZR

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/42LQJKZR6LR4PSZR6EVKJ5ORLB \
  | 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: e69704ab31f2e3c7cb31f12aa4f5d1587dbf61d6ba53d29fc5d0e7f986ef7169

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdd814b84873873922f9b94fb82d1466ac91dbe7fdfa5bf2571a830d49926c5b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2015-06-20T00:03:16Z",
    "title_canon_sha256": "dd00d4ceb79b543817eeabff4b436594d21f32aa90c95fcc35ac0b67a5302038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06185",
    "kind": "arxiv",
    "version": 1
  }
}