Pith Number

pith:H5OXMNUG

pith:2007:H5OXMNUGXPE3EHLMI3ROTCP57B

not attested not anchored not stored refs pending

Demonstration of a squeezed light enhanced power- and signal-recycled Michelson interferometer

Alexander Franzen, Boris Hage, Henning Vahlbruch, Karsten Danzmann, Roman Schnabel, Simon Chelkowski

arxiv:0707.0166 v1 · 2007-07-02 · 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{H5OXMNUGXPE3EHLMI3ROTCP57B}

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	2026-07-04T15:18:42.655980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f5d763686bbc9b21d6c46e2e989fdf85b976536246cb6bc0013683400303597

Aliases

arxiv: 0707.0166 · arxiv_version: 0707.0166v1 · doi: 10.48550/arxiv.0707.0166 · pith_short_12: H5OXMNUGXPE3 · pith_short_16: H5OXMNUGXPE3EHLM · pith_short_8: H5OXMNUG

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/H5OXMNUGXPE3EHLMI3ROTCP57B \
  | 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: 3f5d763686bbc9b21d6c46e2e989fdf85b976536246cb6bc0013683400303597

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09354f1544ff4f3d00b80aa136a36f6197f62e04aa4d0c07f01c96d5793a8d72",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-07-02T08:34:20Z",
    "title_canon_sha256": "d94145177a72021d1b8042bf95657a42407ddbc9b6dfbfd2794b3b1c9a5dd4df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.0166",
    "kind": "arxiv",
    "version": 1
  }
}