Pith Number

pith:2IIC47TS

pith:2011:2IIC47TSJADOMQZZTQLF2RI5FQ

not attested not anchored not stored refs pending

Long-Term Variations in the Growth and Decay Rates of Sunspot Groups

J. Javaraiah

arxiv:1105.1066 v1 · 2011-05-05 · 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{2IIC47TSJADOMQZZTQLF2RI5FQ}

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	2026-05-18T04:22:49.334045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2102e7e724806e643399c165d451d2c350f2fa019ef06ba86ff3fe81645721e

Aliases

arxiv: 1105.1066 · arxiv_version: 1105.1066v1 · doi: 10.48550/arxiv.1105.1066 · pith_short_12: 2IIC47TSJADO · pith_short_16: 2IIC47TSJADOMQZZ · pith_short_8: 2IIC47TS

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/2IIC47TSJADOMQZZTQLF2RI5FQ \
  | 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: d2102e7e724806e643399c165d451d2c350f2fa019ef06ba86ff3fe81645721e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "922463fc70021baeeb556c3edccd86034b1f3443b0e1bf7933250ffb9704069e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-05-05T13:18:06Z",
    "title_canon_sha256": "8130b6534f7bd21b7ff296919f8e5d5f62642ac5f17f32057e7af7bf8f2980f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1066",
    "kind": "arxiv",
    "version": 1
  }
}