Pith Number

pith:GQJT6YR6

pith:2013:GQJT6YR6RVSOXCDIW4SVKUKH6R

not attested not anchored not stored refs pending

Modelling solar irradiance variability on time scales from minutes to months

Andrey D. Seleznyov, Natalie A. Krivova, Sami K. Solanki

arxiv:1303.1961 v1 · 2013-03-08 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GQJT6YR6RVSOXCDIW4SVKUKH6R}

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	2026-05-18T03:31:31.843842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

34133f623e8d64eb8868b725555147f47d4725f023e8d44073fd79c1ecd185f0

Aliases

arxiv: 1303.1961 · arxiv_version: 1303.1961v1 · doi: 10.48550/arxiv.1303.1961 · pith_short_12: GQJT6YR6RVSO · pith_short_16: GQJT6YR6RVSOXCDI · pith_short_8: GQJT6YR6

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/GQJT6YR6RVSOXCDIW4SVKUKH6R \
  | 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: 34133f623e8d64eb8868b725555147f47d4725f023e8d44073fd79c1ecd185f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dce860667d9dc2b781a2912303579174d221f9e38fa59ac9bd5da34e51a0f45a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-08T11:58:19Z",
    "title_canon_sha256": "50a867eaf5fd8193747499092538f01c61dc7d57c681fd58647d294b67e14205"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1961",
    "kind": "arxiv",
    "version": 1
  }
}