Pith Number

pith:IA3HDTI2

pith:2021:IA3HDTI2PE5ZTTJ7VJT65I7K2Y

not attested not anchored not stored refs pending

Toward Modern Fortran Tooling and a Thriving Developer Community

Arjen Markus, Brad Richardson, Ivan Pribec, J\'er\'emie Vandenplas, Laurence Kedward, Milan Curcic, Ond\v{r}ej \v{C}ert\'ik, Sebastian Ehlert

arxiv:2109.07382 v1 · 2021-09-15 · cs.PL · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IA3HDTI2PE5ZTTJ7VJT65I7K2Y}

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

1 paper in Pith

An Ocean Model Ported by a Large Language Model: Experience and Lessons from FESOM2 (Fortran to C to C++/Kokkos)

Receipt and verification

First computed	2026-07-05T03:14:48.586936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

403671cd1a793b99cd3faa67eea3ead60c34a8ccbef348b755e792f561bbe2ff

Aliases

arxiv: 2109.07382 · arxiv_version: 2109.07382v1 · doi: 10.48550/arxiv.2109.07382 · pith_short_12: IA3HDTI2PE5Z · pith_short_16: IA3HDTI2PE5ZTTJ7 · pith_short_8: IA3HDTI2

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/IA3HDTI2PE5ZTTJ7VJT65I7K2Y \
  | 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: 403671cd1a793b99cd3faa67eea3ead60c34a8ccbef348b755e792f561bbe2ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98aa4d4252a5a4e8359412dd4e770afa39d21ceb05cb902964fafa4a22bf29af",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2021-09-15T15:43:06Z",
    "title_canon_sha256": "6f63867632c355707d1337256e736e7c3d9256a57f2c21c08811296d653b7163"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.07382",
    "kind": "arxiv",
    "version": 1
  }
}