Pith Number

pith:46GNN4AM

pith:1999:46GNN4AMJ7XO5SOMBLUB7MYPMR

not attested not anchored not stored refs pending

Seed Magnetic Fields from the Breaking of Lorentz Invariance

D.F. Mota, O. Bertolami

arxiv:gr-qc/9901041 v1 · 1999-01-14 · gr-qc · astro-ph · hep-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{46GNN4AMJ7XO5SOMBLUB7MYPMR}

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	2026-07-04T14:26:14.861916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e78cd6f00c4feeeec9cc0ae81fb30f644d04e7248205dcfbfa98f631dd5711dd

Aliases

arxiv: gr-qc/9901041 · arxiv_version: gr-qc/9901041v1 · doi: 10.48550/arxiv.gr-qc/9901041 · pith_short_12: 46GNN4AMJ7XO · pith_short_16: 46GNN4AMJ7XO5SOM · pith_short_8: 46GNN4AM

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/46GNN4AMJ7XO5SOMBLUB7MYPMR \
  | 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: e78cd6f00c4feeeec9cc0ae81fb30f644d04e7248205dcfbfa98f631dd5711dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "946d3053550e0e1bea94694d4cc94cff7795501d36586ee6d024da068de66d2b",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-01-14T15:06:30Z",
    "title_canon_sha256": "3872322ebc1001b0ee5bdca4faf7b4e9a6d1d93a3bd20d3db9f683653fd9a608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9901041",
    "kind": "arxiv",
    "version": 1
  }
}