Pith Number

pith:YBZYCHLP

pith:2009:YBZYCHLP5XELRFYENZ5KZE6ECS

not attested not anchored not stored refs pending

Solar and planetary dynamos: comparison and recent developments

K. Petrovay

arxiv:0901.0839 v1 · 2009-01-07 · 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{YBZYCHLP5XELRFYENZ5KZE6ECS}

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	2026-05-18T02:35:08.381677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c073811d6fedc8b897046e7aac93c414b9b5de4f51095b98f53715bdc4a60ccf

Aliases

arxiv: 0901.0839 · arxiv_version: 0901.0839v1 · doi: 10.48550/arxiv.0901.0839 · pith_short_12: YBZYCHLP5XEL · pith_short_16: YBZYCHLP5XELRFYE · pith_short_8: YBZYCHLP

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/YBZYCHLP5XELRFYENZ5KZE6ECS \
  | 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: c073811d6fedc8b897046e7aac93c414b9b5de4f51095b98f53715bdc4a60ccf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8e4661dd146f07dd66dd7441045d9a008a7154fd89638d63cd54a810a4ad7a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-01-07T14:42:54Z",
    "title_canon_sha256": "91a37c6e418bea7836f9014363f770d94c30f97f0b1198aa2dfa732a1b6c3921"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.0839",
    "kind": "arxiv",
    "version": 1
  }
}