Pith Number

pith:3NFPZDGI

pith:2011:3NFPZDGIHIBA3FKWKQ2NH7ZGBJ

not attested not anchored not stored refs pending

Lorentz Invariance Violation and Chemical Composition of Ultra High Energy Cosmic Rays

Andrey Saveliev (Hamburg University), Guenter Sigl (Hamburg University), Hamburg), Luca Maccione (DESY

arxiv:1101.2903 v2 · 2011-01-14 · 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{3NFPZDGIHIBA3FKWKQ2NH7ZGBJ}

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	2026-05-18T04:25:12.832733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db4afc8cc83a020d95565434d3ff260a7dd1ce262825392127e3157f137c3d24

Aliases

arxiv: 1101.2903 · arxiv_version: 1101.2903v2 · doi: 10.48550/arxiv.1101.2903 · pith_short_12: 3NFPZDGIHIBA · pith_short_16: 3NFPZDGIHIBA3FKW · pith_short_8: 3NFPZDGI

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/3NFPZDGIHIBA3FKWKQ2NH7ZGBJ \
  | 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: db4afc8cc83a020d95565434d3ff260a7dd1ce262825392127e3157f137c3d24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "065c3e0b6879605025353a0de18e9595080808cdcd043043f70c6761920b8d0f",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-01-14T21:04:19Z",
    "title_canon_sha256": "117689b58110223b2e0e2dd7226a77bc9368640bed0ad2cdf8936192a31f65ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2903",
    "kind": "arxiv",
    "version": 2
  }
}