Pith Number

pith:PSLQIQMZ

pith:2013:PSLQIQMZYT6SJT4XDGRXSLWHEQ

not attested not anchored not stored refs pending

European wind variability over 140 yr

Hazel E. Thornton, Philip E. Bett, Robin T. Clark

arxiv:1301.4032 v2 · 2013-01-17 · 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{PSLQIQMZYT6SJT4XDGRXSLWHEQ}

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	2026-05-18T03:29:06.364030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c97044199c4fd24cf9719a3792ec7243786e2574c8d6c01bdac878f040e4a86

Aliases

arxiv: 1301.4032 · arxiv_version: 1301.4032v2 · doi: 10.48550/arxiv.1301.4032 · pith_short_12: PSLQIQMZYT6S · pith_short_16: PSLQIQMZYT6SJT4X · pith_short_8: PSLQIQMZ

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/PSLQIQMZYT6SJT4XDGRXSLWHEQ \
  | 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: 7c97044199c4fd24cf9719a3792ec7243786e2574c8d6c01bdac878f040e4a86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c3e4ead9610f594e7d18a9affb48efa284def0920fb6cc6dec287d20a943424",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2013-01-17T10:13:44Z",
    "title_canon_sha256": "f9aa85fa913fd6f8fb6b1d0e6a0fabfeb0372a76503d4f6c28db8553975b1885"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4032",
    "kind": "arxiv",
    "version": 2
  }
}