Pith Number

pith:DNLC4EKQ

pith:2016:DNLC4EKQMLOB4AFTPPUXM7ZFQD

not attested not anchored not stored refs pending

More about unphysical zeroes in quark mass matrices

David Emmanuel-Costa, Ricardo Gonzalez Felipe

arxiv:1609.09491 v2 · 2016-09-29 · 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{DNLC4EKQMLOB4AFTPPUXM7ZFQD}

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	2026-05-18T00:57:07.139163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b562e115062dc1e00b37be9767f2580f6bb2fe41ea32c649630ca6df98c14dd

Aliases

arxiv: 1609.09491 · arxiv_version: 1609.09491v2 · doi: 10.48550/arxiv.1609.09491 · pith_short_12: DNLC4EKQMLOB · pith_short_16: DNLC4EKQMLOB4AFT · pith_short_8: DNLC4EKQ

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/DNLC4EKQMLOB4AFTPPUXM7ZFQD \
  | 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: 1b562e115062dc1e00b37be9767f2580f6bb2fe41ea32c649630ca6df98c14dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6eb96dfeca739c65e699a4a7a629ca77ef4110f046a959ce33a3545f2069610",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2016-09-29T19:56:51Z",
    "title_canon_sha256": "7a42af76132cde75dbd72d04eadc0d3010be919069c704528c44daf289afb1f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09491",
    "kind": "arxiv",
    "version": 2
  }
}