Pith Number

pith:WSFAZBPM

pith:2026:WSFAZBPMYDAOZS6FJG6QT6KW3Q

not attested not anchored not stored refs pending

FESOM2-JAX v1.0: a differentiable shadow of the ocean-sea-ice model FESOM2, cast onto GPUs

Aleksei Koldunov, Dmitrii Pantiukhin, Dmitry Sidorenko, Ivan Kuznetsov, Jan Streffing, Nikolay V. Koldunov, Patrick Scholz, Sebastian Beyer, Sergey Danilov, Suvarchal Cheedela, Svetlana N. Loza, Thomas Jung

arxiv:2608.01546 v1 · 2026-08-02 · physics.ao-ph · cs.SE · 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{WSFAZBPMYDAOZS6FJG6QT6KW3Q}

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	2026-08-04T02:05:54.318087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b48a0c85ecc0c0eccbc549bd09f956dc05438248f310a8b11ac9bbff12898976

Aliases

arxiv: 2608.01546 · arxiv_version: 2608.01546v1 · doi: 10.48550/arxiv.2608.01546 · pith_short_12: WSFAZBPMYDAO · pith_short_16: WSFAZBPMYDAOZS6F · pith_short_8: WSFAZBPM

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/WSFAZBPMYDAOZS6FJG6QT6KW3Q \
  | 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: b48a0c85ecc0c0eccbc549bd09f956dc05438248f310a8b11ac9bbff12898976

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31bb202000316b39a2031ee231e584e9e9c2dfae044089d1392236338381504f",
    "cross_cats_sorted": [
      "cs.SE",
      "physics.comp-ph",
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2026-08-02T23:59:18Z",
    "title_canon_sha256": "bdadaafa9f094c93af8252759a42527b6edfa419af60138f61ae0442dee1ed36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01546",
    "kind": "arxiv",
    "version": 1
  }
}