Pith Number

pith:BZ56442G

pith:2023:BZ56442GQPD4Y7YQFS6MQMWUMW

not attested not anchored not stored refs pending

Physics-driven machine learning models coupling PyTorch and Firedrake

David A. Ham, Nacime Bouziani

arxiv:2303.06871 v3 · 2023-03-13 · cs.LG · cs.MS · cs.NA · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BZ56442GQPD4Y7YQFS6MQMWUMW}

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.

Cited by

2 papers in Pith

Fast automated adjoints for spectral PDE solvers

JetSCI: A Hybrid JAX-PETSc Framework for Scalable Differentiable Simulation

Receipt and verification

First computed	2026-07-05T05:56:56.278089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e7bee734683c7cc7f102cbcc832d46588f597806d25d81c5df89c05f807563e

Aliases

arxiv: 2303.06871 · arxiv_version: 2303.06871v3 · doi: 10.48550/arxiv.2303.06871 · pith_short_12: BZ56442GQPD4 · pith_short_16: BZ56442GQPD4Y7YQ · pith_short_8: BZ56442G

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/BZ56442GQPD4Y7YQFS6MQMWUMW \
  | 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: 0e7bee734683c7cc7f102cbcc832d46588f597806d25d81c5df89c05f807563e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "831cac17ae82acf44b7f4bbc0d6cd034c63f275a625d2134f3b20f8724239f9d",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.NA",
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-13T05:42:58Z",
    "title_canon_sha256": "93e11f9b7d876e5d6a94d94391bfa73ac222092f400958fdd68ffd8e0895ffa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.06871",
    "kind": "arxiv",
    "version": 3
  }
}