Pith Number

pith:24SPLXLW

pith:2018:24SPLXLWRFVY7Q7VLUK7C5M4N7

not attested not anchored not stored refs pending

Phase estimation with squeezed single photons

Maria Popovic, Matteo G. A. Paris, Stefano Olivares

arxiv:1802.02922 v1 · 2018-02-08 · 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{24SPLXLWRFVY7Q7VLUK7C5M4N7}

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	2026-05-18T00:24:02.798258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d724f5dd76896b8fc3f55d15f1759c6ffce901ee69972d2597377f0df267c352

Aliases

arxiv: 1802.02922 · arxiv_version: 1802.02922v1 · doi: 10.48550/arxiv.1802.02922 · pith_short_12: 24SPLXLWRFVY · pith_short_16: 24SPLXLWRFVY7Q7V · pith_short_8: 24SPLXLW

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/24SPLXLWRFVY7Q7VLUK7C5M4N7 \
  | 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: d724f5dd76896b8fc3f55d15f1759c6ffce901ee69972d2597377f0df267c352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59fa27b518ee76a16d393a618f96af7c952a06e22663ec343e6bd6c5f5f4c0e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-08T15:30:22Z",
    "title_canon_sha256": "b0d8b965d4bb4bd72813eb8f41ee20fb014896f9e44948ae0b911ed5976e83a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.02922",
    "kind": "arxiv",
    "version": 1
  }
}