Pith Number

pith:XN72OLYE

pith:2017:XN72OLYEXKZXU6IE5GIWMZLCX4

not attested not anchored not stored refs pending

Latitude Distribution of Sunspots: Analysis Using Sunspot Data and A Dynamo Model

Bidya Binay Karak, Dipankar Banerjee, Sudip Mandal

arxiv:1711.00222 v1 · 2017-11-01 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XN72OLYEXKZXU6IE5GIWMZLCX4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:27:18.395713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb7fa72f04bab37a7904e991666562bf21354b434000d13a406c21e02344eb51

Aliases

arxiv: 1711.00222 · arxiv_version: 1711.00222v1 · doi: 10.48550/arxiv.1711.00222 · pith_short_12: XN72OLYEXKZX · pith_short_16: XN72OLYEXKZXU6IE · pith_short_8: XN72OLYE

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/XN72OLYEXKZXU6IE5GIWMZLCX4 \
  | 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: bb7fa72f04bab37a7904e991666562bf21354b434000d13a406c21e02344eb51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60b37f1e8d677dd2e2f730dab9a1694613cb3f0230523bf8595a89034bc7d0a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-01T06:30:35Z",
    "title_canon_sha256": "1758b39528e140ed5a1e9e4af73889184399e24153e04dfa4aa649643dffffcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.00222",
    "kind": "arxiv",
    "version": 1
  }
}