Pith Number

pith:U2EKDRQQ

pith:1997:U2EKDRQQ24FNE7XJ3JCIW7EVQW

not attested not anchored not stored refs pending

Observation of the Decay K+ --> pi+ mu+ mu-

A. J. S. Smith, A. Konaka, A. Sambamurti, A. Stevens, A. S. Turcot, C. Witzig, D. A. Bryman, D. R. Marlow, D. S. Akerib, E787 Collaboration: S. Adler, E. W. Blackmore, F. C. Shoemaker, I-H. Chiang, J. A. Macdonald, J-M. Poutissou, J. Roy, J. S. Frank, J. S. Haggerty, K. K. Li, L. Felawka, L. S. Littenberg, M. Ardebili, M. A. Selen, M. M. Ito, M. R. Convery, M. Rozon, M. S. Atiya, P. D. Meyers, P. Kitching, P. Padley, R. A. McPherson, R. C. Strand, R. Poutissou, R. Soluk, T. F. Kycia, T. Nakano, T. Numao, W. C. Louis, Y. Kuno

arxiv:hep-ex/9708012 v2 · 1997-08-07 · 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{U2EKDRQQ24FNE7XJ3JCIW7EVQW}

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	2026-07-04T15:18:12.333843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a688a1c610d70ad27ee9da448b7c9585ae513199f2678123879cfc17fe009ce7

Aliases

arxiv: hep-ex/9708012 · arxiv_version: hep-ex/9708012v2 · doi: 10.48550/arxiv.hep-ex/9708012 · pith_short_12: U2EKDRQQ24FN · pith_short_16: U2EKDRQQ24FNE7XJ · pith_short_8: U2EKDRQQ

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/U2EKDRQQ24FNE7XJ3JCIW7EVQW \
  | 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: a688a1c610d70ad27ee9da448b7c9585ae513199f2678123879cfc17fe009ce7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0246aea63c3be193146907b6ddc920825a24beaa83faa64f42f492886c8e2dc6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1997-08-07T21:10:43Z",
    "title_canon_sha256": "a6638c8002904a96e9c8aede58a0d24ad4c92fa2bcc09e1130a9cdd73e7bf9f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9708012",
    "kind": "arxiv",
    "version": 2
  }
}