Pith Number

pith:RR6BZBYE

pith:2023:RR6BZBYETLOD36VMIDKIYF3ZG3

not attested not anchored not stored refs pending

Low-noise Balanced Homodyne Detection with Superconducting Nanowire Single-Photon Detectors

Jan Sperling, Maximilian Protte, Tim J. Bartley, Timon Schapeler

arxiv:2307.16672 v2 · 2023-07-31 · quant-ph · 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{RR6BZBYETLOD36VMIDKIYF3ZG3}

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	2026-07-05T09:33:25.670273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c7c1c87049adc3dfaac40d48c177936eb6347f6b1d35d9d8127acb518ca5725

Aliases

arxiv: 2307.16672 · arxiv_version: 2307.16672v2 · doi: 10.48550/arxiv.2307.16672 · pith_short_12: RR6BZBYETLOD · pith_short_16: RR6BZBYETLOD36VM · pith_short_8: RR6BZBYE

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/RR6BZBYETLOD36VMIDKIYF3ZG3 \
  | 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: 8c7c1c87049adc3dfaac40d48c177936eb6347f6b1d35d9d8127acb518ca5725

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e96d2cff7088dda92901bb12bd5ca312f810d5a700270ed399f9d082674172e",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-07-31T13:47:45Z",
    "title_canon_sha256": "d8ccb2588aba593ca5b9058870f3e0425162cedcc7dbdbdccb195b4d60733bc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.16672",
    "kind": "arxiv",
    "version": 2
  }
}