Pith Number

pith:G3Z7SDWZ

pith:2012:G3Z7SDWZEIWG7UEUPB3WJ4OYAL

not attested not anchored not stored refs pending

Magnetic Helicity of Self-Similar Axisymmetric Force-free Fields

Boon Chye Low, Mei Zhang, Natasha Flyer

arxiv:1206.2411 v1 · 2012-06-12 · 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{G3Z7SDWZEIWG7UEUPB3WJ4OYAL}

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	2026-05-18T01:56:59.576007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36f3f90ed9222c6fd094787764f1d802e37618aacb85ebb3e78002d8ebc9c7e3

Aliases

arxiv: 1206.2411 · arxiv_version: 1206.2411v1 · doi: 10.48550/arxiv.1206.2411 · pith_short_12: G3Z7SDWZEIWG · pith_short_16: G3Z7SDWZEIWG7UEU · pith_short_8: G3Z7SDWZ

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/G3Z7SDWZEIWG7UEUPB3WJ4OYAL \
  | 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: 36f3f90ed9222c6fd094787764f1d802e37618aacb85ebb3e78002d8ebc9c7e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "438e7ac80c307338c666a2193d73712c8b8ebabc743942911bae2dec0dc923a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-12T00:00:48Z",
    "title_canon_sha256": "18a6bf35bb459bcf23833d31cd360ee7fac6bd46c1aac30d7231d45599eb42ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2411",
    "kind": "arxiv",
    "version": 1
  }
}