Pith Number

pith:YKTGK55E

pith:2019:YKTGK55EURCJTIXYUYGDUDU4TZ

not attested not anchored not stored refs pending

Variational spin-squeezing algorithms on programmable quantum sensors

Adam M. Kaufman, Ana Maria Rey, Christian Kokail, Jun Ye, Peter Zoller, Pietro Silvi, Raphael Kaubruegger, Rick van Bijnen

arxiv:1908.08343 v1 · 2019-08-22 · quant-ph · physics.atom-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{YKTGK55EURCJTIXYUYGDUDU4TZ}

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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.

Cited by

1 paper in Pith

An atomic array optical clock with single-atom readout

Receipt and verification

First computed	2026-07-05T00:30:22.121716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2a66577a4a44499a2f8a60c3a0e9c9e719b797ba14edaf520637aee406dae87

Aliases

arxiv: 1908.08343 · arxiv_version: 1908.08343v1 · doi: 10.48550/arxiv.1908.08343 · pith_short_12: YKTGK55EURCJ · pith_short_16: YKTGK55EURCJTIXY · pith_short_8: YKTGK55E

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/YKTGK55EURCJTIXYUYGDUDU4TZ \
  | 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: c2a66577a4a44499a2f8a60c3a0e9c9e719b797ba14edaf520637aee406dae87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ec4cd952d34b48a9497d5186bd9bc4747cf51a15386667bf183513119b479c7",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-22T12:56:11Z",
    "title_canon_sha256": "cab73e2410bee87236669527917bd249836d37ca1a68c7ccdbc8030794ebbb72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08343",
    "kind": "arxiv",
    "version": 1
  }
}