Pith Number

pith:U6TEZ7VV

pith:2023:U6TEZ7VVBOQHVPJNQKNDDSFOT6

not attested not anchored not stored refs pending

A Colorful Mirror Solution to the Strong CP Problem

Christiane Scherb, Claudio Andrea Manzari, Lawrence Hall, Quentin Bonnefoy

arxiv:2303.06156 v2 · 2023-03-10 · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U6TEZ7VVBOQHVPJNQKNDDSFOT6}

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.

Cited by

1 paper in Pith

When CP requires $\bar\theta=0$, not $\bar\theta=\pi$

Receipt and verification

First computed	2026-07-05T07:08:05.508795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a64cfeb50ba07abd2d829a31c8ae9f943ad6fc0c0698964521aa111ad595fd

Aliases

arxiv: 2303.06156 · arxiv_version: 2303.06156v2 · doi: 10.48550/arxiv.2303.06156 · pith_short_12: U6TEZ7VVBOQH · pith_short_16: U6TEZ7VVBOQHVPJN · pith_short_8: U6TEZ7VV

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/U6TEZ7VVBOQHVPJNQKNDDSFOT6 \
  | 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: a7a64cfeb50ba07abd2d829a31c8ae9f943ad6fc0c0698964521aa111ad595fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f50505f67b79c9b29269b5b39b9827ee5e69d4d4f7f60ea0188d4c8efed824d2",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2023-03-10T19:00:00Z",
    "title_canon_sha256": "33e8102ba537cfdf1783b37704ad4ce42a53e46e3361c495240134a1093474cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.06156",
    "kind": "arxiv",
    "version": 2
  }
}