Pith Number

pith:7GZGC5K3

pith:2011:7GZGC5K3WCLNZD2IYFXWY2XXAD

not attested not anchored not stored refs pending

Variations of the solar cycle profile in a solar dynamo with fluctuating dynamo governing parameters

D.D. Sokoloff, I.G. Usoskin, V.V. Pipin

arxiv:1112.6218 v2 · 2011-12-29 · 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{7GZGC5K3WCLNZD2IYFXWY2XXAD}

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	2026-05-18T03:55:02.715219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9b261755bb096dc8f48c16f6c6af700d3765e2398aebb1c7ae4fa939fb4163b

Aliases

arxiv: 1112.6218 · arxiv_version: 1112.6218v2 · doi: 10.48550/arxiv.1112.6218 · pith_short_12: 7GZGC5K3WCLN · pith_short_16: 7GZGC5K3WCLNZD2I · pith_short_8: 7GZGC5K3

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/7GZGC5K3WCLNZD2IYFXWY2XXAD \
  | 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: f9b261755bb096dc8f48c16f6c6af700d3765e2398aebb1c7ae4fa939fb4163b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85babced61db82216812479c2625a2729f1cacb8211501d56af3800da60b5ea7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-12-29T04:05:17Z",
    "title_canon_sha256": "b634989a043ac6bf54e6eecb5f74e1ded51fa0fe0b29872c5559b9b4089c56d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6218",
    "kind": "arxiv",
    "version": 2
  }
}