Pith Number

pith:QWRGCQ36

pith:2026:QWRGCQ36LANE5WRGI2TP2YNR7B

not attested not anchored not stored refs pending

Non-stationary time series attribution for heatwaves over Europe

Pascal Meurer, Petra Friederichs, Sebastian Buschow, Svenja Szemkus

arxiv:2601.05841 v2 · 2026-01-09 · 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{QWRGCQ36LANE5WRGI2TP2YNR7B}

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	2026-05-25T02:01:11.794903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a261437e581a4eda2646a6fd61b1f85bbc3bcbb918f8bb62d9da393447ccde

Aliases

arxiv: 2601.05841 · arxiv_version: 2601.05841v2 · doi: 10.48550/arxiv.2601.05841 · pith_short_12: QWRGCQ36LANE · pith_short_16: QWRGCQ36LANE5WRG · pith_short_8: QWRGCQ36

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/QWRGCQ36LANE5WRGI2TP2YNR7B \
  | 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: 85a261437e581a4eda2646a6fd61b1f85bbc3bcbb918f8bb62d9da393447ccde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd6954060840a78e6f47d8a932d9fdefd3a40990ac56ea8c76de8577210a36a6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2026-01-09T15:14:25Z",
    "title_canon_sha256": "3fd9a2cfb48bcc11c73d725be41fa9167d59662dcca9002f1dcd7fdb59f12eea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.05841",
    "kind": "arxiv",
    "version": 2
  }
}