Pith Number

pith:QXVEIFG2

pith:1995:QXVEIFG2NLLSVEGB235WEFRHZ5

not attested not anchored not stored refs pending

Extended analysis of the "penguin" part of $K\to\pi\pi$ amplitude

A.A.Penin, A.A.Pivovarov

arxiv:hep-ph/9503322 v1 · 1995-03-14 · 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{QXVEIFG2NLLSVEGB235WEFRHZ5}

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	2026-05-18T01:39:00.615034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ea4414da6ad72a90c1d6fb621627cf51b6486c820f94c2828e74a1d3d9a4a2

Aliases

arxiv: hep-ph/9503322 · arxiv_version: hep-ph/9503322v1 · doi: 10.48550/arxiv.hep-ph/9503322 · pith_short_12: QXVEIFG2NLLS · pith_short_16: QXVEIFG2NLLSVEGB · pith_short_8: QXVEIFG2

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/QXVEIFG2NLLSVEGB235WEFRHZ5 \
  | 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: 85ea4414da6ad72a90c1d6fb621627cf51b6486c820f94c2828e74a1d3d9a4a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e9c59f41b1476841606dcac860571ea2f177c31d529bfc8a3da6bd22747cff4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1995-03-14T09:29:58Z",
    "title_canon_sha256": "11e2cea928c185ab5919a17105231626b042e01475ca4b199d130f05e5e16cfb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9503322",
    "kind": "arxiv",
    "version": 1
  }
}