Pith Number

pith:CEYQJGYG

pith:2021:CEYQJGYGT5ZNMZHROSR6KGLCIX

not attested not anchored not stored refs pending

Enhancing interferometer sensitivity without sacrificing bandwidth and stability: beyond single-mode and resolved-sideband approximation

Amit Singh Ubhi, Denis Martynov, Haixing Miao, Jiri Smetana, Joe Bentley, Xiang Li, Yanbei Chen, Yiqiu Ma

arxiv:2104.02647 v1 · 2021-04-06 · quant-ph · gr-qc · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CEYQJGYGT5ZNMZHROSR6KGLCIX}

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	2026-07-05T02:49:29.167298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1131049b069f72d664f174a3e5196245db1d5f7dd11cff84f3f6c051468f0bfb

Aliases

arxiv: 2104.02647 · arxiv_version: 2104.02647v1 · doi: 10.48550/arxiv.2104.02647 · pith_short_12: CEYQJGYGT5ZN · pith_short_16: CEYQJGYGT5ZNMZHR · pith_short_8: CEYQJGYG

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/CEYQJGYGT5ZNMZHROSR6KGLCIX \
  | 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: 1131049b069f72d664f174a3e5196245db1d5f7dd11cff84f3f6c051468f0bfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eda46e5528e87962c2f51b0cba3049ff547f4cd2c603c919d7773288ad1619de",
    "cross_cats_sorted": [
      "gr-qc",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-06T16:33:08Z",
    "title_canon_sha256": "825d59bec007aaa0fb5b6f1cdac73e8d0bb9a58e0a810333324e7c9407f2b3cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.02647",
    "kind": "arxiv",
    "version": 1
  }
}