Pith Number

pith:KXY5HBMK

pith:2026:KXY5HBMK4NM3EBIUZOTVGGLMW3

not attested not anchored not stored refs pending

On Optimal Measurement-State Preparation via Geometric Transport of the Squeezing Ellipse

Nikolay Kalinin, Vsevolod Salakhutdinov

arxiv:2607.28620 v1 · 2026-07-30 · quant-ph · physics.app-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXY5HBMK4NM3EBIUZOTVGGLMW3}

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	2026-07-31T01:39:07.882351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

55f1d3858ae359b20514cba753196cb6c63dd527ec4c343c506e968a07f1a6f7

Aliases

arxiv: 2607.28620 · arxiv_version: 2607.28620v1 · doi: 10.48550/arxiv.2607.28620 · pith_short_12: KXY5HBMK4NM3 · pith_short_16: KXY5HBMK4NM3EBIU · pith_short_8: KXY5HBMK

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/KXY5HBMK4NM3EBIUZOTVGGLMW3 \
  | 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: 55f1d3858ae359b20514cba753196cb6c63dd527ec4c343c506e968a07f1a6f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b2c4f49f6f137dd95c2ddf3b64df36375147c26038988d51ae7a2b7fc7c4b7a",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-30T17:59:17Z",
    "title_canon_sha256": "a28bf8d991eb814b05a0b64700070ea84810a2fa698be41455bf9ad0b8cf2d83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28620",
    "kind": "arxiv",
    "version": 1
  }
}