Pith Number

pith:QSF2UVE4

pith:2011:QSF2UVE4M23JUZETLTFQBKGJ5G

not attested not anchored not stored refs pending

The Phantom of the OPERA: Superluminal Neutrinos

Bo-Qiang Ma

arxiv:1111.7050 v5 · 2011-11-30 · 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{QSF2UVE4M23JUZETLTFQBKGJ5G}

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	2026-05-18T04:03:54.183424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

848baa549c66b69a64935ccb00a8c9e985bc387b7c3acc33c883fb79b9a397c6

Aliases

arxiv: 1111.7050 · arxiv_version: 1111.7050v5 · doi: 10.48550/arxiv.1111.7050 · pith_short_12: QSF2UVE4M23J · pith_short_16: QSF2UVE4M23JUZET · pith_short_8: QSF2UVE4

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/QSF2UVE4M23JUZETLTFQBKGJ5G \
  | 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: 848baa549c66b69a64935ccb00a8c9e985bc387b7c3acc33c883fb79b9a397c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c03480fc158224228abc87a64f275bb49a1be2f15973197e0bb980e7f2c63e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2011-11-30T05:28:04Z",
    "title_canon_sha256": "ad9fc4a981686d10888541e40abfa45564246638c85ef957bdaafad40a3576f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.7050",
    "kind": "arxiv",
    "version": 5
  }
}