Pith Number

pith:TO3NDX5B

pith:2012:TO3NDX5BKD7EOPLKCX3YKTSIX3

not attested not anchored not stored refs pending

Flux-transport and mean-field dynamo theories of solar cycles

Arnab Rai Choudhuri

arxiv:1211.0520 v1 · 2012-11-02 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TO3NDX5BKD7EOPLKCX3YKTSIX3}

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	2026-05-18T01:57:23.790758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bb6d1dfa150fe473d6a15f7854e48bed298ae46994ee95b4fcb126d6161173f

Aliases

arxiv: 1211.0520 · arxiv_version: 1211.0520v1 · doi: 10.48550/arxiv.1211.0520 · pith_short_12: TO3NDX5BKD7E · pith_short_16: TO3NDX5BKD7EOPLK · pith_short_8: TO3NDX5B

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/TO3NDX5BKD7EOPLKCX3YKTSIX3 \
  | 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: 9bb6d1dfa150fe473d6a15f7854e48bed298ae46994ee95b4fcb126d6161173f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fa53ac1592132655779bc7b899b8d89f52e2f994c269ad66d008fda2255d227",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-02T18:48:36Z",
    "title_canon_sha256": "4fd1d4a04791164bef72130e664f31f48e4f1509e4a9353fd82718dfaf5de878"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0520",
    "kind": "arxiv",
    "version": 1
  }
}