Pith Number

pith:PWMT65IM

pith:2012:PWMT65IMHNEQIOUCFV3LRQNH25

not attested not anchored not stored refs pending

Galactic spiral patterns and dynamo action I: A new twist on magnetic arms

Anvar Shukurov, Kandaswamy Subramanian, Luke Chamandy

arxiv:1207.6239 v2 · 2012-07-26 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWMT65IMHNEQIOUCFV3LRQNH25}

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	2026-05-18T01:56:07.225022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d993f750c3b49043a822d76b8c1a7d74fe1ffd50f0b8ec20b936ca18088e90b

Aliases

arxiv: 1207.6239 · arxiv_version: 1207.6239v2 · doi: 10.48550/arxiv.1207.6239 · pith_short_12: PWMT65IMHNEQ · pith_short_16: PWMT65IMHNEQIOUC · pith_short_8: PWMT65IM

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/PWMT65IMHNEQIOUCFV3LRQNH25 \
  | 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: 7d993f750c3b49043a822d76b8c1a7d74fe1ffd50f0b8ec20b936ca18088e90b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3f4f3bfefa510a340954c018be4df3871c1a050ce8b99937bfa36897290fddf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-07-26T11:11:00Z",
    "title_canon_sha256": "bb8a8470b57bf085b470ef793d6ec20f3968a6620906554bf4bc4fa63594325a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.6239",
    "kind": "arxiv",
    "version": 2
  }
}