Pith Number

pith:C7NRO3U7

pith:2022:C7NRO3U7EMISVH2JC3UL55DECD

not attested not anchored not stored refs pending

Lorentz Symmetry Violation of Cosmic Photons

Bo-Qiang Ma, Ping He

arxiv:2206.08180 v1 · 2022-06-16 · astro-ph.HE · gr-qc · 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{C7NRO3U7EMISVH2JC3UL55DECD}

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

Line-of-sight magnetic-field propagation effects on axion-like particle constraints from GRB 221009A

Receipt and verification

First computed	2026-07-05T04:32:22.900526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17db176e9f23112a9f4916e8bef46410e88ea45dadcc3acfed57a9a5d5f8f0c9

Aliases

arxiv: 2206.08180 · arxiv_version: 2206.08180v1 · doi: 10.48550/arxiv.2206.08180 · pith_short_12: C7NRO3U7EMIS · pith_short_16: C7NRO3U7EMISVH2J · pith_short_8: C7NRO3U7

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/C7NRO3U7EMISVH2JC3UL55DECD \
  | 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: 17db176e9f23112a9f4916e8bef46410e88ea45dadcc3acfed57a9a5d5f8f0c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54a83b476dfc30970e8e431a9ee3345c329e4d5f0daefa0ee6fc65a488e47561",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-06-16T13:47:25Z",
    "title_canon_sha256": "5332bf2c44685d66658fe70a707093f56b0ba0d12d156f57da7189d9cfa3820a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.08180",
    "kind": "arxiv",
    "version": 1
  }
}