Pith Number

pith:E4FZE47Q

pith:2026:E4FZE47QIT5VRQN3A6DGX5OTTV

not attested not anchored not stored refs pending

A harmonised dataset for Earth system foundation models

Carlos Rodriguez-Pardo, Massimo Tavoni

arxiv:2607.03298 v1 · 2026-07-03 · cs.LG · cs.AI · econ.GN · physics.ao-ph · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4FZE47QIT5VRQN3A6DGX5OTTV}

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	2026-07-07T02:17:36.121963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

270b9273f044fb58c1bb07866bf5d39d48e84ed396dd41c5bd1a1b3d6be0709d

Aliases

arxiv: 2607.03298 · arxiv_version: 2607.03298v1 · doi: 10.48550/arxiv.2607.03298 · pith_short_12: E4FZE47QIT5V · pith_short_16: E4FZE47QIT5VRQN3 · pith_short_8: E4FZE47Q

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/E4FZE47QIT5VRQN3A6DGX5OTTV \
  | 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: 270b9273f044fb58c1bb07866bf5d39d48e84ed396dd41c5bd1a1b3d6be0709d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b6895785ef0882329cbc39dcdefab6f0bb1c4d81e995b45be20498c912ce0d0",
    "cross_cats_sorted": [
      "cs.AI",
      "econ.GN",
      "physics.ao-ph",
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-03T13:09:17Z",
    "title_canon_sha256": "affd45a88d5163f72db9ce77364611be23da1a4318cf8d42f0ce5e16e07359f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03298",
    "kind": "arxiv",
    "version": 1
  }
}