Pith Number

pith:QCF3BLGN

pith:2019:QCF3BLGNV2UI5BOZE6YKMJDCR5

not attested not anchored not stored refs pending

Squeezed state metrology with Bragg interferometers operating in a cavity

Athreya Shankar, Leonardo Salvi, Maria Luisa Chiofalo, Murray J Holland, Nicola Poli

arxiv:1907.10174 v1 · 2019-07-23 · physics.atom-ph · 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{QCF3BLGNV2UI5BOZE6YKMJDCR5}

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	2026-05-17T23:39:38.783089Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

808bb0accdaea88e85d927b0a624628f6cab9eeab78327efce29c8d2cd5f41f5

Aliases

arxiv: 1907.10174 · arxiv_version: 1907.10174v1 · doi: 10.48550/arxiv.1907.10174 · pith_short_12: QCF3BLGNV2UI · pith_short_16: QCF3BLGNV2UI5BOZ · pith_short_8: QCF3BLGN

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/QCF3BLGNV2UI5BOZE6YKMJDCR5 \
  | 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: 808bb0accdaea88e85d927b0a624628f6cab9eeab78327efce29c8d2cd5f41f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7f8e0f916ca8660d6f02e85b772e0f1cfc630c2265fe4979ec3585111522f8c",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2019-07-23T23:19:57Z",
    "title_canon_sha256": "93f78596286f896762db937647672bf9f6f0375df86977e0c69f0d8f56db7361"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10174",
    "kind": "arxiv",
    "version": 1
  }
}