Pith Number

pith:M66OXYCQ

pith:2004:M66OXYCQD7SU23XZT3THGQWOBO

not attested not anchored not stored refs pending

Mach number dependence of the onset of dynamo action

Antony J. Mee (Newcastle), Axel Brandenburg (Nordita), Nils Erland L. Haugen (NTNU)

arxiv:astro-ph/0405453 v2 · 2004-05-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M66OXYCQD7SU23XZT3THGQWOBO}

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	2026-07-04T14:13:29.449818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67bcebe0501fe54d6ef99ee67342ce0b946e4c33f9718cbb2fe7a68b001b9d56

Aliases

arxiv: astro-ph/0405453 · arxiv_version: astro-ph/0405453v2 · doi: 10.48550/arxiv.astro-ph/0405453 · pith_short_12: M66OXYCQD7SU · pith_short_16: M66OXYCQD7SU23XZ · pith_short_8: M66OXYCQ

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/M66OXYCQD7SU23XZT3THGQWOBO \
  | 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: 67bcebe0501fe54d6ef99ee67342ce0b946e4c33f9718cbb2fe7a68b001b9d56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1ac94139049d7b4dedc85aaa009c444048348bdb3b2156eff3556a1bd166aea",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-24T08:43:51Z",
    "title_canon_sha256": "92ee79bc09a34642d17f508b81debc4fd93f5c6279f8bb52a085bc2926cd682f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405453",
    "kind": "arxiv",
    "version": 2
  }
}