Pith Number

pith:W4DG4VFS

pith:2003:W4DG4VFSYFIILQFJKHC5ALW7EC

not attested not anchored not stored refs pending

Forward-backward Asymmetry in $K^+\to\pi^+ \ell^+\ell^-$

Chuan-Hung Chen, C.Q. Geng, I-Lin Ho

arxiv:hep-ph/0302207 v1 · 2003-02-24 · hep-ph · 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{W4DG4VFSYFIILQFJKHC5ALW7EC}

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.

Cited by

1 paper in Pith

Receipt and verification

First computed	2026-07-04T16:40:30.837335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7066e54b2c15085c0a951c5d02edf208bad48f669a36fbcd10ab5fa90c39590

Aliases

arxiv: hep-ph/0302207 · arxiv_version: hep-ph/0302207v1 · doi: 10.48550/arxiv.hep-ph/0302207 · pith_short_12: W4DG4VFSYFII · pith_short_16: W4DG4VFSYFIILQFJ · pith_short_8: W4DG4VFS

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/W4DG4VFSYFIILQFJKHC5ALW7EC \
  | 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: b7066e54b2c15085c0a951c5d02edf208bad48f669a36fbcd10ab5fa90c39590

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f211346e09d6418474b34c98c5bd9c2cee9ced069caba2804951763a4d76082",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2003-02-24T06:17:45Z",
    "title_canon_sha256": "57fad433f8a45aa9afa4c516ff4465618b80f838652f74ee846e3ddd80ce2a23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0302207",
    "kind": "arxiv",
    "version": 1
  }
}