Pith Number

pith:OS6RV7DY

pith:2020:OS6RV7DYFGGWZIZNPMTPQ746MB

not attested not anchored not stored refs pending

Temporal blocking of finite-difference stencil operators with sparse "off-the-grid" sources

Fabio Luporini, George Bisbas, Gerard Gorman, Mathias Louboutin, Paul H. J. Kelly, Rhodri Nelson

arxiv:2010.10248 v2 · 2020-10-20 · cs.DC · cs.MS · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OS6RV7DYFGGWZIZNPMTPQ746MB}

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	2026-07-05T02:18:18.351574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74bd1afc78298d6ca32d7b26f87f9e6050ecf6bd13c2032e1b00fe475ea819b2

Aliases

arxiv: 2010.10248 · arxiv_version: 2010.10248v2 · doi: 10.48550/arxiv.2010.10248 · pith_short_12: OS6RV7DYFGGW · pith_short_16: OS6RV7DYFGGWZIZN · pith_short_8: OS6RV7DY

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/OS6RV7DYFGGWZIZNPMTPQ746MB \
  | 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: 74bd1afc78298d6ca32d7b26f87f9e6050ecf6bd13c2032e1b00fe475ea819b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca6071bf3f238695a6b3744c2335af75627d88262164a3cffd2aa25c9136014e",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2020-10-20T13:20:07Z",
    "title_canon_sha256": "499eee6a6cd85b9f28f73619f87f623883c426594319db558867210d38e34222"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.10248",
    "kind": "arxiv",
    "version": 2
  }
}