Pith Number

pith:M2Y3PUBY

pith:1997:M2Y3PUBYOZYNIY6V7S6AVAWPJS

not attested not anchored not stored refs pending

Natural Neutrino Mass Matrix

Masahisa Matsuda, Morimitsu Tanimoto

arxiv:hep-ph/9711294 v2 · 1997-11-12 · 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{M2Y3PUBYOZYNIY6V7S6AVAWPJS}

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	2026-05-18T04:28:57.037944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66b1b7d0387670d463d5fcbc0a82cf4c9fa7d7f160f3e712bc2205c0c1f9b987

Aliases

arxiv: hep-ph/9711294 · arxiv_version: hep-ph/9711294v2 · doi: 10.48550/arxiv.hep-ph/9711294 · pith_short_12: M2Y3PUBYOZYN · pith_short_16: M2Y3PUBYOZYNIY6V · pith_short_8: M2Y3PUBY

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/M2Y3PUBYOZYNIY6V7S6AVAWPJS \
  | 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: 66b1b7d0387670d463d5fcbc0a82cf4c9fa7d7f160f3e712bc2205c0c1f9b987

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c893f29df0da5a4ef9a1f808001e3c61337ad0bcd9c5477189cc9027e2862c6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1997-11-12T05:00:07Z",
    "title_canon_sha256": "94b217ffcfec6c0500aa61443ae0b648646873abf9ef73de63482959bd4ce6d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9711294",
    "kind": "arxiv",
    "version": 2
  }
}