Pith Number

pith:G2J7MWJF

pith:2015:G2J7MWJFSZL4NDDA57FG3RDB5I

not attested not anchored not stored refs pending

Deciphering Solar Magnetic Activity: On Grand Minima in Solar Activity

Robert J. Leamon, Scott W. McIntosh

arxiv:1505.02326 v2 · 2015-05-09 · 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{G2J7MWJFSZL4NDDA57FG3RDB5I}

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	2026-05-18T01:46:13.295161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3693f659259657c68c60efca6dc461ea2f0590b2cae6ab030e54377788ddc666

Aliases

arxiv: 1505.02326 · arxiv_version: 1505.02326v2 · doi: 10.48550/arxiv.1505.02326 · pith_short_12: G2J7MWJFSZL4 · pith_short_16: G2J7MWJFSZL4NDDA · pith_short_8: G2J7MWJF

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/G2J7MWJFSZL4NDDA57FG3RDB5I \
  | 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: 3693f659259657c68c60efca6dc461ea2f0590b2cae6ab030e54377788ddc666

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59ae684924c05540512a73c89399d532b471cc46afea3090d51e7109cc776a4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-09T23:10:11Z",
    "title_canon_sha256": "7729fd73a495e9445ba286c26c5eef32450555853d91ec7c55d37d56a6ebff0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02326",
    "kind": "arxiv",
    "version": 2
  }
}