Pith Number

pith:RC3RFIAG

pith:2025:RC3RFIAGK7AVYHSHWRNNFSYBQW

not attested not anchored not stored refs pending

Climate network and complexity approach predict neutral ENSO event for 2025

A. Bunde, H. J. Schellnhuber, J. Fan, J. Ludescher, J. Meng

arxiv:2502.00643 v1 · 2025-01-19 · 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{RC3RFIAGK7AVYHSHWRNNFSYBQW}

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	2026-07-05T10:08:36.544428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88b712a00657c15c1e47b45ad2cb01858db1f335c37d97eabd9176fa98ec73d4

Aliases

arxiv: 2502.00643 · arxiv_version: 2502.00643v1 · doi: 10.48550/arxiv.2502.00643 · pith_short_12: RC3RFIAGK7AV · pith_short_16: RC3RFIAGK7AVYHSH · pith_short_8: RC3RFIAG

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/RC3RFIAGK7AVYHSHWRNNFSYBQW \
  | 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: 88b712a00657c15c1e47b45ad2cb01858db1f335c37d97eabd9176fa98ec73d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55839609b2e78d206ba0b9199e0013dec9d5fdac9c7c8715781c74a764358dad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-01-19T15:46:18Z",
    "title_canon_sha256": "f5017ed555ad161aff6f437b5b97a5c00c739b5c2ea8db029cb486af2b798628"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.00643",
    "kind": "arxiv",
    "version": 1
  }
}