Pith Number

pith:GACYMP52

pith:2019:GACYMP52M3IE37REMUVKHLV57B

not attested not anchored not stored refs pending

Confirming the Existence of the strong CP Problem in Lattice QCD with the Gradient Flow

Ahmed Yousif, Andrea Shindler, Jack Dragos, Jordy de Vries, Thomas Luu

arxiv:1902.03254 v2 · 2019-02-08 · hep-lat · 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{GACYMP52M3IE37REMUVKHLV57B}

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

3 papers in Pith

Nucleon Electric Dipole Moments in Paramagnetic Molecules through Effective Field Theory

A particle on a ring or: how I learned to stop worrying and love $\theta$-vacua

The landscape of QCD axion models

Receipt and verification

First computed	2026-07-05T02:09:34.247877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3005863fba66d04dfe24652aa3aebdf86d57cedf25b36562813be4a6c5c23842

Aliases

arxiv: 1902.03254 · arxiv_version: 1902.03254v2 · doi: 10.48550/arxiv.1902.03254 · pith_short_12: GACYMP52M3IE · pith_short_16: GACYMP52M3IE37RE · pith_short_8: GACYMP52

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/GACYMP52M3IE37REMUVKHLV57B \
  | 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: 3005863fba66d04dfe24652aa3aebdf86d57cedf25b36562813be4a6c5c23842

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1f88774c35489fd2f9f30910f541ebea98a7373c0708448f6626e7b48afb829",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-lat",
    "submitted_at": "2019-02-08T19:03:49Z",
    "title_canon_sha256": "905addb2deb2d416b18ea8640335af885f82ded7d61247ae0856983e5d862cc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03254",
    "kind": "arxiv",
    "version": 2
  }
}