Pith Number

pith:DDU2BWXP

pith:2013:DDU2BWXP7COVU2ACUSHXH5I73L

not attested not anchored not stored refs pending

Possible latitude effects of Chern-Simons gravity on quantum interference

Hideki Asada, Hiroki Okawara, Kei Yamada

arxiv:1302.0002 v2 · 2013-01-31 · gr-qc · astro-ph.EP · quant-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{DDU2BWXP7COVU2ACUSHXH5I73L}

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	2026-05-18T01:51:56.498587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e9a0daeff89d5a6802a48f73f51fdac9648a8211d8d468f1160bee130d08f2

Aliases

arxiv: 1302.0002 · arxiv_version: 1302.0002v2 · doi: 10.48550/arxiv.1302.0002 · pith_short_12: DDU2BWXP7COV · pith_short_16: DDU2BWXP7COVU2AC · pith_short_8: DDU2BWXP

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/DDU2BWXP7COVU2ACUSHXH5I73L \
  | 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: 18e9a0daeff89d5a6802a48f73f51fdac9648a8211d8d468f1160bee130d08f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eff1c3d05940b42eab489bc91576f26a08360f43a610e97a43e94e37497023e8",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-31T07:58:01Z",
    "title_canon_sha256": "c8db98540f16d6feb272e17635e53490d82425ef7a7de4624b368c930c3b328a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0002",
    "kind": "arxiv",
    "version": 2
  }
}