Pith Number

pith:LZJKCEKW

pith:2019:LZJKCEKW35G6GEECCB5ATGYVH2

not attested not anchored not stored refs pending

The "Sphered Cube": A New Method for the Solution of Partial Differential Equations in Cubical Geometry

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

arxiv:1903.12642 v1 · 2019-03-29 · physics.comp-ph · astro-ph.IM · math.NA · 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{LZJKCEKW35G6GEECCB5ATGYVH2}

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	2026-05-17T23:49:53.575985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e52a11156df4de31082107a099b153e9e55c34a8dae581dc7fe1f5e4cbc903d

Aliases

arxiv: 1903.12642 · arxiv_version: 1903.12642v1 · doi: 10.48550/arxiv.1903.12642 · pith_short_12: LZJKCEKW35G6 · pith_short_16: LZJKCEKW35G6GEEC · pith_short_8: LZJKCEKW

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/LZJKCEKW35G6GEECCB5ATGYVH2 \
  | 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: 5e52a11156df4de31082107a099b153e9e55c34a8dae581dc7fe1f5e4cbc903d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c0037874c076d05c823c45de4cf6852de1615bcdd365a98457540ae82650817",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "math.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-03-29T17:43:28Z",
    "title_canon_sha256": "d5f62cd5a659d4bea9796317249cfbda981c08871b01845a1441da03c19f8b93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.12642",
    "kind": "arxiv",
    "version": 1
  }
}