Pith Number

pith:PWM5I7HN

pith:2012:PWM5I7HNN7IBY3YARKBY4642UL

not attested not anchored not stored refs pending

Generation of helical magnetic fields from inflation

Lukas Hollenstein, Rajeev Kumar Jain, Ruth Durrer

arxiv:1204.2409 v1 · 2012-04-11 · astro-ph.CO · gr-qc · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWM5I7HNN7IBY3YARKBY4642UL}

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.

Cited by

1 paper in Pith

The Magnetic Origin of Primordial Black Holes: Ultralight PBHs and Secondary GWs

Receipt and verification

First computed	2026-05-18T02:56:44.564824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d99d47ced6fd01c6f008a838e7b9aa2f3c0a3a23db120c8fbcb6f8dc8e5e81d

Aliases

arxiv: 1204.2409 · arxiv_version: 1204.2409v1 · doi: 10.48550/arxiv.1204.2409 · pith_short_12: PWM5I7HNN7IB · pith_short_16: PWM5I7HNN7IBY3YA · pith_short_8: PWM5I7HN

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/PWM5I7HNN7IBY3YARKBY4642UL \
  | 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: 7d99d47ced6fd01c6f008a838e7b9aa2f3c0a3a23db120c8fbcb6f8dc8e5e81d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c2944209d8273e54bd74ef593cf35be8fd3bb6193c5126144aaeac5a386e82e",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-11T10:49:51Z",
    "title_canon_sha256": "72fafca2877e7b9319348bcd6c46a202c118234408bbb1cf350a8d9b86b77c2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2409",
    "kind": "arxiv",
    "version": 1
  }
}