Pith Number

pith:EJVMLPES

pith:2004:EJVMLPESWQUUE7TLXIBURSPAQQ

not attested not anchored not stored refs pending

SU(3)_c X SU(4)_L X U(1)_x model for three families

Felipe A. Perez, Luis A. Sanchez, William A. Ponce

arxiv:hep-ph/0404005 v1 · 2004-04-01 · 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{EJVMLPESWQUUE7TLXIBURSPAQQ}

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	2026-05-18T04:26:10.525506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

226ac5bc92b429427e6bba0348c9e0843de5522edf7b6f36ca80d443be28febe

Aliases

arxiv: hep-ph/0404005 · arxiv_version: hep-ph/0404005v1 · doi: 10.48550/arxiv.hep-ph/0404005 · pith_short_12: EJVMLPESWQUU · pith_short_16: EJVMLPESWQUUE7TL · pith_short_8: EJVMLPES

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/EJVMLPESWQUUE7TLXIBURSPAQQ \
  | 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: 226ac5bc92b429427e6bba0348c9e0843de5522edf7b6f36ca80d443be28febe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34db3ca9461bee49aa8370e0a8c54f356f5eaf110e6156cc21c9646aadd296be",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2004-04-01T12:15:31Z",
    "title_canon_sha256": "fdfb4b9a3ac71d2c7cecbeac9500c97023f7ab38556c80c3cfc3ddb1c1f27fab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0404005",
    "kind": "arxiv",
    "version": 1
  }
}