Pith Number

pith:KLN5R5R7

pith:2017:KLN5R5R7STVPMRQBQHWLRCY5LO

not attested not anchored not stored refs pending

Fisher information for far-field linear optical superresolution via homodyne or heterodyne detection in a higher-order local oscillator mode

Alexander I. Lvovsky, Christoph Simon, Fan Yang, Mankei Tsang, Ranjith Nair

arxiv:1706.08633 v2 · 2017-06-27 · physics.optics · 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{KLN5R5R7STVPMRQBQHWLRCY5LO}

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	2026-05-18T00:27:13.402329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52dbd8f63f94eaf6460181ecb88b1d5bb628e2122feca63d227652f3d9b81124

Aliases

arxiv: 1706.08633 · arxiv_version: 1706.08633v2 · doi: 10.48550/arxiv.1706.08633 · pith_short_12: KLN5R5R7STVP · pith_short_16: KLN5R5R7STVPMRQB · pith_short_8: KLN5R5R7

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/KLN5R5R7STVPMRQBQHWLRCY5LO \
  | 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: 52dbd8f63f94eaf6460181ecb88b1d5bb628e2122feca63d227652f3d9b81124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "564daab6783f6455d5308c7adff4b1e5c97fa35850e8396dcc4afc1298c930b7",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-06-27T00:56:33Z",
    "title_canon_sha256": "29f6eafaa5403ec2f641397ae18c0361d5765562607707ad1be9d2fcb8e89e46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08633",
    "kind": "arxiv",
    "version": 2
  }
}