Pith Number

pith:U3OROQYH

pith:2023:U3OROQYHF3V2Q37OZU6P7FRF7A

not attested not anchored not stored refs pending

A new bound on Lorentz violation based on the absence of vacuum Cherenkov radiation in ultra-high energy air showers

Fabian Duenkel, Marcus Niechciol, Markus Risse

arxiv:2303.05849 v1 · 2023-03-10 · 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{U3OROQYHF3V2Q37OZU6P7FRF7A}

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

Crystallography, Lorentz violation, and the Standard-Model Extension

Receipt and verification

First computed	2026-07-05T06:01:17.945632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6dd1743072eeba86feecd3cff9625f81db1f72c8ef202adf9cd79c43a326977

Aliases

arxiv: 2303.05849 · arxiv_version: 2303.05849v1 · doi: 10.48550/arxiv.2303.05849 · pith_short_12: U3OROQYHF3V2 · pith_short_16: U3OROQYHF3V2Q37O · pith_short_8: U3OROQYH

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/U3OROQYHF3V2Q37OZU6P7FRF7A \
  | 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: a6dd1743072eeba86feecd3cff9625f81db1f72c8ef202adf9cd79c43a326977

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de2e98707c9dbb4938de94e992f1df1920c8637e04aff00827619d4eb83fc508",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2023-03-10T10:54:39Z",
    "title_canon_sha256": "b55b24bccd0b68bd822e3675a44d6badd68d68f0e3524907acc64e516f5d60ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05849",
    "kind": "arxiv",
    "version": 1
  }
}