Pith Number

pith:ZZEM5JYH

pith:2025:ZZEM5JYHZV755VTVRWPO3HJ4EJ

not attested not anchored not stored refs pending

Interpretable Cross-Sphere Multiscale Deep Learning Predicts ENSO Skilfully Beyond 2 Years

Guihua Wang, Rixu Hao, Shaoqing Zhang, Xiong Deng, Yuxin Zhao

arxiv:2503.21211 v2 · 2025-03-27 · physics.ao-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZEM5JYHZV755VTVRWPO3HJ4EJ}

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	2026-07-05T11:43:10.789927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce48cea707cd7fded6758d9eed9d3c226aa5f96aac595e19b42bb37457afa4c8

Aliases

arxiv: 2503.21211 · arxiv_version: 2503.21211v2 · doi: 10.48550/arxiv.2503.21211 · pith_short_12: ZZEM5JYHZV75 · pith_short_16: ZZEM5JYHZV755VTV · pith_short_8: ZZEM5JYH

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/ZZEM5JYHZV755VTVRWPO3HJ4EJ \
  | 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: ce48cea707cd7fded6758d9eed9d3c226aa5f96aac595e19b42bb37457afa4c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b2aeba435f6ecbb50fc787aac526ad94866173dcf7708c6ac17f5c1aa00f6c2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-03-27T06:55:29Z",
    "title_canon_sha256": "b79154f0ec2bb6ffd0a5fb161837f3cb57b0e55cfb09eaea0284019f82976843"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.21211",
    "kind": "arxiv",
    "version": 2
  }
}