Pith Number

pith:OKGTPCAE

pith:2009:OKGTPCAEIFCDNNQU6IRFHUKQNJ

not attested not anchored not stored refs pending

P-odd and CP-odd Four-Quark Contributions to Neutron EDM

Fanrong Xu, Haipeng An, Xiangdong Ji

arxiv:0908.2420 v2 · 2009-08-17 · 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{OKGTPCAEIFCDNNQU6IRFHUKQNJ}

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	2026-05-18T02:12:33.315199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

728d378804414436b614f22253d1506a456aa2e512c51800b3d2ec2721d4cc75

Aliases

arxiv: 0908.2420 · arxiv_version: 0908.2420v2 · doi: 10.48550/arxiv.0908.2420 · pith_short_12: OKGTPCAEIFCD · pith_short_16: OKGTPCAEIFCDNNQU · pith_short_8: OKGTPCAE

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/OKGTPCAEIFCDNNQU6IRFHUKQNJ \
  | 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: 728d378804414436b614f22253d1506a456aa2e512c51800b3d2ec2721d4cc75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf80afd9d34f628f85aff7acdc6132a801463414ec65eabe599fb8d0174377ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-08-17T20:27:41Z",
    "title_canon_sha256": "65b85c2b59525f5532247ff5bdd06a5bc9c1756fc643ff6ccecf1d0f8a412dc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2420",
    "kind": "arxiv",
    "version": 2
  }
}