Pith Number

pith:QR2NHKNN

pith:2014:QR2NHKNNBVS2QCWVIRIXX6VROF

not attested not anchored not stored refs pending

Operational risk of a wind farm energy production by Extreme Value Theory and Copulas

Filippo Petroni, Flavio Prattico, Guglielmo D'Amico

arxiv:1405.3509 v1 · 2014-04-28 · physics.soc-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QR2NHKNNBVS2QCWVIRIXX6VROF}

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	2026-05-18T02:51:50.637284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8474d3a9ad0d65a80ad544517bfab17171717d3ac5158bd4f2f7e8603e5cb757

Aliases

arxiv: 1405.3509 · arxiv_version: 1405.3509v1 · doi: 10.48550/arxiv.1405.3509 · pith_short_12: QR2NHKNNBVS2 · pith_short_16: QR2NHKNNBVS2QCWV · pith_short_8: QR2NHKNN

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/QR2NHKNNBVS2QCWVIRIXX6VROF \
  | 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: 8474d3a9ad0d65a80ad544517bfab17171717d3ac5158bd4f2f7e8603e5cb757

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7654281486a64d5ddcdcb542b54edfdba3a6c43e3a725f7f6eff77cf46e4f41",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-04-28T03:56:31Z",
    "title_canon_sha256": "efbe46870abb18ec9915b3decacf59f30fc3f3267a024e4eca5ae7e8187dfdc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3509",
    "kind": "arxiv",
    "version": 1
  }
}