Pith Number

pith:2UTSIUUA

pith:1999:2UTSIUUAGGOBHL4XAAEAGWGZBO

not attested not anchored not stored refs pending

Classification and Application of Triangular Quark Mass Matrices

Guo-Hong Wu, Sadek W. Mansour, T.K.Kuo

arxiv:hep-ph/9907521 v2 · 1999-07-27 · 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{2UTSIUUAGGOBHL4XAAEAGWGZBO}

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	2026-05-18T04:34:55.738446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d527245280319c13af9700080358d90ba3eaeaeaf55288081425d89d9d5ee78f

Aliases

arxiv: hep-ph/9907521 · arxiv_version: hep-ph/9907521v2 · doi: 10.48550/arxiv.hep-ph/9907521 · pith_short_12: 2UTSIUUAGGOB · pith_short_16: 2UTSIUUAGGOBHL4X · pith_short_8: 2UTSIUUA

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/2UTSIUUAGGOBHL4XAAEAGWGZBO \
  | 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: d527245280319c13af9700080358d90ba3eaeaeaf55288081425d89d9d5ee78f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df53de26021881eb7ac1a917f11eda4ada5da0a1b15d7f2989e952eb2146fb53",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-07-27T22:29:00Z",
    "title_canon_sha256": "ae5cd4697a8caad33d46ee8683535ff96418465f533d40ab50ee000f2b859a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9907521",
    "kind": "arxiv",
    "version": 2
  }
}