Pith Number

pith:I46U42TJ

pith:2015:I46U42TJONZGYRKTN26CBVTEKH

not attested not anchored not stored refs pending

Optomechanical position detection enhanced by de-amplification using intracavity squeezing

Ch. Marquardt, F. Marquardt, H. G. L. Schwefel, V. Peano

arxiv:1502.06423 v2 · 2015-02-23 · 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{I46U42TJONZGYRKTN26CBVTEKH}

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	2026-05-18T01:24:19.286307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473d4e6a6973726c45536ebc20d66451d6ae231d59f35017aded68964dd2da5e

Aliases

arxiv: 1502.06423 · arxiv_version: 1502.06423v2 · doi: 10.48550/arxiv.1502.06423 · pith_short_12: I46U42TJONZG · pith_short_16: I46U42TJONZGYRKT · pith_short_8: I46U42TJ

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/I46U42TJONZGYRKTN26CBVTEKH \
  | 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: 473d4e6a6973726c45536ebc20d66451d6ae231d59f35017aded68964dd2da5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cbf956132335e30d038b3e62801eeeaeb2677939d131b58f46001c7f078d523",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-02-23T13:42:34Z",
    "title_canon_sha256": "7eb85f6c03137a17e237c63913c1bedf84d3dc2e646e8088775626fe97530838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06423",
    "kind": "arxiv",
    "version": 2
  }
}