Pith Number

pith:A2OIG65U

pith:2019:A2OIG65UZAVZDUZJWU6CPTDRL3

not attested not anchored not stored refs pending

Dedalus: A Flexible Framework for Numerical Simulations with Spectral Methods

Benjamin P. Brown, Daniel Lecoanet, Geoffrey M. Vasil, Jeffrey S. Oishi, Keaton J. Burns

arxiv:1905.10388 v2 · 2019-05-24 · astro-ph.IM · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2OIG65UZAVZDUZJWU6CPTDRL3}

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	2026-07-05T00:58:34.757964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

069c837bb4c82b91d329b53c27cc715ef2325a5cbc62dbeff1906b12dbade271

Aliases

arxiv: 1905.10388 · arxiv_version: 1905.10388v2 · doi: 10.48550/arxiv.1905.10388 · pith_short_12: A2OIG65UZAVZ · pith_short_16: A2OIG65UZAVZDUZJ · pith_short_8: A2OIG65U

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/A2OIG65UZAVZDUZJWU6CPTDRL3 \
  | 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: 069c837bb4c82b91d329b53c27cc715ef2325a5cbc62dbeff1906b12dbade271

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b18717314376d1a99658bd0ca287c1add3fa4a2f385294ebbdb166fd7c4062b3",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-05-24T18:01:01Z",
    "title_canon_sha256": "18270c1002e0e2efca7fed307bb7073155f0f1d1b9b7f32f7c73b2d7a3c4e651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.10388",
    "kind": "arxiv",
    "version": 2
  }
}