Pith Number

pith:NJSUGKO2

pith:2017:NJSUGKO2W2RTANMSNUZ2K2EGVI

not attested not anchored not stored refs pending

A Flavorful Factoring of the Strong CP Problem

Kiel Howe, Prateek Agrawal

arxiv:1712.05803 v1 · 2017-12-15 · 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{NJSUGKO2W2RTANMSNUZ2K2EGVI}

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

2 papers in Pith

A Closer Look at Constrained Instantons

The structure of multi-axion solutions to the strong CP problem

Receipt and verification

First computed	2026-05-17T23:57:44.131276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a654329dab6a33035926d33a56886aa3ad602b23eadf415f07f1c446fa992f2

Aliases

arxiv: 1712.05803 · arxiv_version: 1712.05803v1 · doi: 10.48550/arxiv.1712.05803 · pith_short_12: NJSUGKO2W2RT · pith_short_16: NJSUGKO2W2RTANMS · pith_short_8: NJSUGKO2

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/NJSUGKO2W2RTANMSNUZ2K2EGVI \
  | 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: 6a654329dab6a33035926d33a56886aa3ad602b23eadf415f07f1c446fa992f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6852cc2a9d06ca26dffd8daae975d0c0fe3d7dc252c89a967cdfc16819c45479",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2017-12-15T19:00:03Z",
    "title_canon_sha256": "49c8d69422a9ea17c52073155c58073fd7820f38b67f09ef574f3c537f4b5bd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05803",
    "kind": "arxiv",
    "version": 1
  }
}