Pith Number

pith:MJ4JEWQB

pith:2013:MJ4JEWQBQR6JH4IYHFWU3W64V5

not attested not anchored not stored refs pending

Solar wind test of the de Broglie-Proca's massive photon with Cluster multi-spacecraft data

Alessandro D.A.M. Spallicci, Alessandro Retino, Andris Vaivads

arxiv:1302.6168 v4 · 2013-02-25 · hep-ph · astro-ph.HE · gr-qc · physics.plasm-ph · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJ4JEWQBQR6JH4IYHFWU3W64V5}

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	2026-05-18T01:02:57.328126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6278925a01847c93f118396d4ddbdcaf7982601a153c34a04a7b6a3592925161

Aliases

arxiv: 1302.6168 · arxiv_version: 1302.6168v4 · doi: 10.48550/arxiv.1302.6168 · pith_short_12: MJ4JEWQBQR6J · pith_short_16: MJ4JEWQBQR6JH4IY · pith_short_8: MJ4JEWQB

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/MJ4JEWQBQR6JH4IYHFWU3W64V5 \
  | 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: 6278925a01847c93f118396d4ddbdcaf7982601a153c34a04a7b6a3592925161

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a77e408abd689123bd033968e036fd73cd403f753be5d6c34e66ca3c616861ab",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc",
      "physics.plasm-ph",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-02-25T17:34:26Z",
    "title_canon_sha256": "328e53c5030731ea246d78c2ad6e911307b1b114178a3c99740fa6e888c4bcbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6168",
    "kind": "arxiv",
    "version": 4
  }
}