Pith Number

pith:6QCXPNJW

pith:2009:6QCXPNJWZ7RFHBO4UZDHVME4SP

not attested not anchored not stored refs pending

Lorentz violation from cosmological objects with very high energy photon emissions

Bo-Qiang Ma, Lijing Shao, Zhi Xiao

arxiv:0911.2276 v2 · 2009-11-12 · hep-ph · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6QCXPNJWZ7RFHBO4UZDHVME4SP}

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

Examining Lorentz invariance violation with three remarkable GRB photons

Receipt and verification

First computed	2026-07-04T17:29:28.852453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f40577b536cfe25385dca6467ab09c93cff122b851e0835f9e50c95ec6d4b449

Aliases

arxiv: 0911.2276 · arxiv_version: 0911.2276v2 · doi: 10.48550/arxiv.0911.2276 · pith_short_12: 6QCXPNJWZ7RF · pith_short_16: 6QCXPNJWZ7RFHBO4 · pith_short_8: 6QCXPNJW

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/6QCXPNJWZ7RFHBO4UZDHVME4SP \
  | 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: f40577b536cfe25385dca6467ab09c93cff122b851e0835f9e50c95ec6d4b449

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8aa5068fbd10362a94c5e94cd3af7d3abcdbbafb8d1c98c4778490426b24ae6",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-11-12T00:58:30Z",
    "title_canon_sha256": "8d10f58ac65415d18036d2494f666a8d52a06456c0f6149b82ca64fdb505875e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2276",
    "kind": "arxiv",
    "version": 2
  }
}