pith. sign in
Pith Number

pith:ZP5V4VQ3

pith:2011:ZP5V4VQ3HJ6DRSMWTYO3I3EQPW
not attested not anchored not stored refs pending

The First Magnetic Fields

Canada), Christos G. Tsagas (Aristotle University, Dominik Schleicher (Georg-August-Universitat, Dongsu Ryu (Chungnam National University, Germany), Greece), India), Kandaswamy Subramanian (Pune University Campus, Korea), Lawrence M. Widrow (Queen's University, Rudolf A. Treumann (ISSI, Switzerland)

arxiv:1109.4052 v1 · 2011-09-19 · astro-ph.CO · astro-ph.HE

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{ZP5V4VQ3HJ6DRSMWTYO3I3EQPW}

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

Receipt and verification
First computed 2026-05-18T02:00:29.323766Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

cbfb5e561b3a7c38c9969e1db46c907daf563e12975c6944c25fd13e2d9fc5ca

Aliases

arxiv: 1109.4052 · arxiv_version: 1109.4052v1 · doi: 10.48550/arxiv.1109.4052 · pith_short_12: ZP5V4VQ3HJ6D · pith_short_16: ZP5V4VQ3HJ6DRSMW · pith_short_8: ZP5V4VQ3
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZP5V4VQ3HJ6DRSMWTYO3I3EQPW \
  | 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: cbfb5e561b3a7c38c9969e1db46c907daf563e12975c6944c25fd13e2d9fc5ca
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "d69ffce0567c47d7586a56326d36ec80a67f6a3d2572e456452364214eab526a",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-19T14:58:37Z",
    "title_canon_sha256": "0fece5cb1b29b25c0f0ff09d8b417902c680f97c49b6b5f675c4af54c4c3c443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4052",
    "kind": "arxiv",
    "version": 1
  }
}