Pith Number

pith:K4FXS2LK

pith:1995:K4FXS2LKAF74N5C27DFEB7JIS4

not attested not anchored not stored refs pending

A New Standard Parametrisation of the Cabibbo-Kobayashi-Maskawa Matrix

S. F. King

arxiv:hep-ph/9505362 v1 · 1995-05-23 · hep-ph

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

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	2026-05-18T04:34:56.096016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

570b79696a017fc6f45af8ca40fd28973bd2cefa2120ed9ec288db75a02d9cc9

Aliases

arxiv: hep-ph/9505362 · arxiv_version: hep-ph/9505362v1 · doi: 10.48550/arxiv.hep-ph/9505362 · pith_short_12: K4FXS2LKAF74 · pith_short_16: K4FXS2LKAF74N5C2 · pith_short_8: K4FXS2LK

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/K4FXS2LKAF74N5C27DFEB7JIS4 \
  | 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: 570b79696a017fc6f45af8ca40fd28973bd2cefa2120ed9ec288db75a02d9cc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d98c2b8a79dbc604999de58fc56325207a46ce8c7d2d0ded2f6dcadca7ec2be8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1995-05-23T10:57:00Z",
    "title_canon_sha256": "c7dc95996adbb0fd3a72237d19ad4ca9850695520f4c966515005e320ac69894"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9505362",
    "kind": "arxiv",
    "version": 1
  }
}