Pith Number

pith:MJPKR25M

pith:2025:MJPKR25MUMBKRIFBW6G7KS2DRC

not attested not anchored not stored refs pending

Accurate Mediterranean Sea forecasting via graph-based deep learning

Daniel Holmberg, Emanuela Clementi, Italo Epicoco, Teemu Roos

arxiv:2506.23900 v1 · 2025-06-30 · physics.ao-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{MJPKR25MUMBKRIFBW6G7KS2DRC}

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	2026-07-05T11:29:29.787471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

625ea8ebaca302a8a0a1b78df54b438898e4c1650f82b95900d0567d004c5f07

Aliases

arxiv: 2506.23900 · arxiv_version: 2506.23900v1 · doi: 10.48550/arxiv.2506.23900 · pith_short_12: MJPKR25MUMBK · pith_short_16: MJPKR25MUMBKRIFB · pith_short_8: MJPKR25M

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/MJPKR25MUMBKRIFBW6G7KS2DRC \
  | 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: 625ea8ebaca302a8a0a1b78df54b438898e4c1650f82b95900d0567d004c5f07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c76a212f0634fb0affa31cafde5cd7fcb6c1287a095440423cc3379bc050fabe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-06-30T14:32:33Z",
    "title_canon_sha256": "63de27595762563d6a1852e6dec11b0a4107ef46d19e8361f8025b9f87851ac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.23900",
    "kind": "arxiv",
    "version": 1
  }
}