Pith Number

pith:6OBNM5LC

pith:2016:6OBNM5LCJWCVG5EMOTQ7PYY564

not attested not anchored not stored refs pending

Positronium and Muonium 1S-2S Laser Spectroscopy as a Probe for the Standard-Model Extension

G. Wichmann, P. Crivelli

arxiv:1607.06398 v1 · 2016-07-21 · hep-ph · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6OBNM5LCJWCVG5EMOTQ7PYY564}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:10:41.921613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f382d675624d8553748c74e1f7e31df7141d359b0c0871381e7abb424836369a

Aliases

arxiv: 1607.06398 · arxiv_version: 1607.06398v1 · doi: 10.48550/arxiv.1607.06398 · pith_short_12: 6OBNM5LCJWCV · pith_short_16: 6OBNM5LCJWCVG5EM · pith_short_8: 6OBNM5LC

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/6OBNM5LCJWCVG5EMOTQ7PYY564 \
  | 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: f382d675624d8553748c74e1f7e31df7141d359b0c0871381e7abb424836369a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1d62c2a9a548305fc5e6a3ff7b4bd6482738f7c64ba7997aabb3f0ef2083b7a",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2016-07-21T17:23:03Z",
    "title_canon_sha256": "7d5d6a9ab2900c86fdc824b1c4aa2a4b65466a025b3e557fc168078250ab8ba2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.06398",
    "kind": "arxiv",
    "version": 1
  }
}