Pith Number

pith:NQSSJ65G

pith:2012:NQSSJ65GSY2O4YCKLDSEFPI4YT

not attested not anchored not stored refs pending

Quantifying the Multivariate ENSO Index (MEI) coupling to CO2 concentration and to the length of day variations

A. Giuliacci, A. Mazzarella, N. Scafetta

arxiv:1206.5828 v1 · 2012-06-25 · physics.ao-ph · physics.geo-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{NQSSJ65GSY2O4YCKLDSEFPI4YT}

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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	2026-05-18T03:52:38.020927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c2524fba69634ee604a58e442bd1cc4f1481d9146655d106a6ed0eb7ed5f84c

Aliases

arxiv: 1206.5828 · arxiv_version: 1206.5828v1 · doi: 10.48550/arxiv.1206.5828 · pith_short_12: NQSSJ65GSY2O · pith_short_16: NQSSJ65GSY2O4YCK · pith_short_8: NQSSJ65G

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/NQSSJ65GSY2O4YCKLDSEFPI4YT \
  | 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: 6c2524fba69634ee604a58e442bd1cc4f1481d9146655d106a6ed0eb7ed5f84c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c50412c67ad325b73d6bc25144dd145cbe2fa0d9906e65c18fa64d11d8c6292",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2012-06-25T20:32:30Z",
    "title_canon_sha256": "dee890f3cfc10a58cd790131003b92ff690077ad4dd07d0cc449a9564e55b57e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.5828",
    "kind": "arxiv",
    "version": 1
  }
}