Pith Number

pith:4JO3LHRI

pith:2013:4JO3LHRIOZTMPKQBBCLX33B2PG

not attested not anchored not stored refs pending

Lorentz and CPT violation in the hydrogen spectrum

Gregory S. Adkins, Theodore J. Yoder

arxiv:1307.4068 v1 · 2013-07-15 · 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{4JO3LHRIOZTMPKQBBCLX33B2PG}

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	2026-05-18T00:37:21.626345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e25db59e287666c7aa0108977dec3a79afe5402f92ae78becac8d484861674c5

Aliases

arxiv: 1307.4068 · arxiv_version: 1307.4068v1 · doi: 10.48550/arxiv.1307.4068 · pith_short_12: 4JO3LHRIOZTM · pith_short_16: 4JO3LHRIOZTMPKQB · pith_short_8: 4JO3LHRI

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/4JO3LHRIOZTMPKQBBCLX33B2PG \
  | 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: e25db59e287666c7aa0108977dec3a79afe5402f92ae78becac8d484861674c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18398b4376ba2e91fd246959bb0ce02073f4adf07f6710f3db5f4c7ee89adc65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-07-15T19:44:39Z",
    "title_canon_sha256": "bc85e4f1b22e935989f7e325ba52ffa914edd30f21618c2e8993c1c41b2f30aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4068",
    "kind": "arxiv",
    "version": 1
  }
}