Pith Number

pith:7FRN7XCS

pith:2014:7FRN7XCSH6DREVZUJDVPFUKKSS

not attested not anchored not stored refs pending

Extragalactic magnetic fields unlikely generated at the electroweak phase transition

Jacques M. Wagstaff, Robi Banerjee

arxiv:1409.4223 v2 · 2014-09-15 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FRN7XCSH6DREVZUJDVPFUKKSS}

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	2026-05-18T01:22:54.350836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f962dfdc523f8712573448eaf2d14a94ba3d2714d99b493703aeaeabe3bc1e98

Aliases

arxiv: 1409.4223 · arxiv_version: 1409.4223v2 · doi: 10.48550/arxiv.1409.4223 · pith_short_12: 7FRN7XCSH6DR · pith_short_16: 7FRN7XCSH6DREVZU · pith_short_8: 7FRN7XCS

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/7FRN7XCSH6DREVZUJDVPFUKKSS \
  | 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: f962dfdc523f8712573448eaf2d14a94ba3d2714d99b493703aeaeabe3bc1e98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04ce65e68758e3a8f20f5259f1fe6fbe6b57c0fdf043fb150aea6088e3c9be06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-09-15T12:14:51Z",
    "title_canon_sha256": "f86eb53407c6efc092b162205011114bfcbb86b0b0df33f146677e59af0a5cc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4223",
    "kind": "arxiv",
    "version": 2
  }
}