Pith Number

pith:K7BAQGGO

pith:2016:K7BAQGGOPL37HZOD24FFI2VJKV

not attested not anchored not stored refs pending

A Numerical Approach to Optimal Coherent Quantum LQG Controller Design Using Gradient Descent

Arash Kh. Sichani, Ian R. Petersen, Igor G. Vladimirov

arxiv:1609.07590 v1 · 2016-09-24 · quant-ph · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7BAQGGOPL37HZOD24FFI2VJKV}

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	2026-05-18T01:03:55.979169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57c20818ce7af7f3e5c3d70a546aa9555b0fb2e47747f396cf2f92a31e1b729f

Aliases

arxiv: 1609.07590 · arxiv_version: 1609.07590v1 · doi: 10.48550/arxiv.1609.07590 · pith_short_12: K7BAQGGOPL37 · pith_short_16: K7BAQGGOPL37HZOD · pith_short_8: K7BAQGGO

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/K7BAQGGOPL37HZOD24FFI2VJKV \
  | 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: 57c20818ce7af7f3e5c3d70a546aa9555b0fb2e47747f396cf2f92a31e1b729f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d22d64d3419ed108004a357939d96b75b86df6039a8b0ff8f6925cf3989114af",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-24T09:44:17Z",
    "title_canon_sha256": "b55c9b1f4e21d4a3045f0d34d9f6b99c1bcf4f5be1cbb1f9aa4da57d68000711"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07590",
    "kind": "arxiv",
    "version": 1
  }
}