Pith Number

pith:UR22NNMZ

pith:2011:UR22NNMZVSIOXIAHPEIGQZLTYB

not attested not anchored not stored refs pending

Lepton universality tests with leptonic kaon decays

Cristina Lazzeroni

arxiv:1101.5817 v1 · 2011-01-30 · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UR22NNMZVSIOXIAHPEIGQZLTYB}

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	2026-05-18T02:03:20.332969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a475a6b599ac90eba0077910686573c047780956c1721138ba484d86511d500c

Aliases

arxiv: 1101.5817 · arxiv_version: 1101.5817v1 · doi: 10.48550/arxiv.1101.5817 · pith_short_12: UR22NNMZVSIO · pith_short_16: UR22NNMZVSIOXIAH · pith_short_8: UR22NNMZ

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/UR22NNMZVSIOXIAHPEIGQZLTYB \
  | 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: a475a6b599ac90eba0077910686573c047780956c1721138ba484d86511d500c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "816e4c871aff3068841520b9bb1d9297bc5ea83dba17b0d76d6d91f798722040",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2011-01-30T20:36:38Z",
    "title_canon_sha256": "55eb12cd899e46a9869b87a9085ca5635bb6ca9d7a4342058637c542b3b8c170"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5817",
    "kind": "arxiv",
    "version": 1
  }
}