Pith Number

pith:O6LUWXF5

pith:2015:O6LUWXF5H3RQF4Q3WHXO7VG6D4

not attested not anchored not stored refs pending

The Maunder minimum (1645--1715) was indeed a Grand minimum: A reassessment of multiple datasets

Chris J. Scott, Dmitry D. Sokoloff, Ed Hawkins, Eleanna Asvestari, Gennady A. Kovaltsov, Ilya G. Usoskin, Jezebel O'Reilly, Jos\'e M. Vaquero, Kalevi Mursula, Maarit K\"apyl\"a, Matthew Owens, Michael Lockwood, Natalie Krivova, Rainer Arlt, Sami K. Solanki, Willie Soon

arxiv:1507.05191 v1 · 2015-07-18 · 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{O6LUWXF5H3RQF4Q3WHXO7VG6D4}

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	2026-05-18T01:24:14.320252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77974b5cbd3ee302f21bb1eeefd4de1f1ba8ed073534ac82b39fb943c67e7af7

Aliases

arxiv: 1507.05191 · arxiv_version: 1507.05191v1 · doi: 10.48550/arxiv.1507.05191 · pith_short_12: O6LUWXF5H3RQ · pith_short_16: O6LUWXF5H3RQF4Q3 · pith_short_8: O6LUWXF5

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/O6LUWXF5H3RQF4Q3WHXO7VG6D4 \
  | 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: 77974b5cbd3ee302f21bb1eeefd4de1f1ba8ed073534ac82b39fb943c67e7af7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed7e37a8da7045aa2442aa06274c8cc9fbab302c4a9f77564df91365e53662f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-18T14:39:18Z",
    "title_canon_sha256": "f8579fe85dbaee2811876eb3f986e362609163535959351108a46617441f4783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05191",
    "kind": "arxiv",
    "version": 1
  }
}