Pith Number

pith:OCFOMBUR

pith:2004:OCFOMBURLDEXSVPUXXCSY5TW4K

not attested not anchored not stored refs pending

New methods of testing Lorentz violation in electrodynamics

Alison Fowler, John G. Hartnett, Michael E. Tobar, Peter Wolf

arxiv:hep-ph/0408006 v3 · 2004-07-31 · hep-ph · astro-ph · gr-qc · quant-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{OCFOMBURLDEXSVPUXXCSY5TW4K}

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	2026-05-18T02:36:21.104012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

708ae6069158c97955f4bdc52c7676e28e2518ed0d4e864787550d4a6c32123b

Aliases

arxiv: hep-ph/0408006 · arxiv_version: hep-ph/0408006v3 · doi: 10.48550/arxiv.hep-ph/0408006 · pith_short_12: OCFOMBURLDEX · pith_short_16: OCFOMBURLDEXSVPU · pith_short_8: OCFOMBUR

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/OCFOMBURLDEXSVPUXXCSY5TW4K \
  | 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: 708ae6069158c97955f4bdc52c7676e28e2518ed0d4e864787550d4a6c32123b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edf0ea2c83c5b8daf941582259be7026a0060485fee1ac489c41fa37aa762823",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2004-07-31T23:51:46Z",
    "title_canon_sha256": "3681097c5aef7a7396f1c28220e6c660bfa89d4424175d42c5a8e06b6149b487"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0408006",
    "kind": "arxiv",
    "version": 3
  }
}