Pith Number

pith:BTIVXYFQ

pith:2024:BTIVXYFQ5Z77QRJUZUYVWW4BCL

not attested not anchored not stored refs pending

Extending Irksome: improvements in automated Runge--Kutta time stepping for finite element methods

Robert C. Kirby, Scott P. MacLachlan

arxiv:2403.08084 v2 · 2024-03-12 · math.NA · cs.NA

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BTIVXYFQ5Z77QRJUZUYVWW4BCL}

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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.

Cited by

1 paper in Pith

An Augmented Lagrangian Preconditioner for Navier--Stokes Equations with Runge--Kutta in Time

Receipt and verification

First computed	2026-07-05T10:16:58.187161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cd15be0b0ee7ff84534cd315b5b8112dd78dc24df2b5ec7fb199d72b6395420

Aliases

arxiv: 2403.08084 · arxiv_version: 2403.08084v2 · doi: 10.48550/arxiv.2403.08084 · pith_short_12: BTIVXYFQ5Z77 · pith_short_16: BTIVXYFQ5Z77QRJU · pith_short_8: BTIVXYFQ

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/BTIVXYFQ5Z77QRJUZUYVWW4BCL \
  | 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: 0cd15be0b0ee7ff84534cd315b5b8112dd78dc24df2b5ec7fb199d72b6395420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7dc2893eaf3ef8e31235d99a6c35ea0e9f39f4b58c4d4992964fac8a256d0f",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-03-12T21:26:29Z",
    "title_canon_sha256": "4a352853522f3671c36f8f4117c85a750d00d900774f346d7f0aa7394211eb3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.08084",
    "kind": "arxiv",
    "version": 2
  }
}