Pith Number

pith:DZNSKMP7

pith:2002:DZNSKMP7FFMVWPMLTWYY372JBR

not attested not anchored not stored refs pending

The helicity issue in large scale dynamos

Axel Brandenburg (Nordita)

arxiv:astro-ph/0207394 v1 · 2002-07-18 · 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{DZNSKMP7FFMVWPMLTWYY372JBR}

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	2026-07-04T14:12:07.143673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e5b2531ff29595b3d8b9db18dff490c640f84cdfeacceb0990b9ea77bd25712

Aliases

arxiv: astro-ph/0207394 · arxiv_version: astro-ph/0207394v1 · doi: 10.48550/arxiv.astro-ph/0207394 · pith_short_12: DZNSKMP7FFMV · pith_short_16: DZNSKMP7FFMVWPML · pith_short_8: DZNSKMP7

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/DZNSKMP7FFMVWPMLTWYY372JBR \
  | 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: 1e5b2531ff29595b3d8b9db18dff490c640f84cdfeacceb0990b9ea77bd25712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb9dcb6cf42b5662e1ee89953b43aeca53b4bbca6435993acb1142e668ceb99d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-18T17:52:36Z",
    "title_canon_sha256": "b27b195064678989843a5c0e7029e1b97a4617a59bf728bd3a2cd91d518e0d48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207394",
    "kind": "arxiv",
    "version": 1
  }
}