Pith Number

pith:O74C3RVS

pith:2016:O74C3RVSTY43KI34ZZRQLBUJQV

not attested not anchored not stored refs pending

The Kalman Decomposition for Linear Quantum Stochastic Systems

Guofeng Zhang, Ian R. Petersen, John Gough, Symeon Grivopoulos

arxiv:1609.05982 v1 · 2016-09-20 · 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{O74C3RVSTY43KI34ZZRQLBUJQV}

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	2026-05-18T01:04:16.969398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f82dc6b29e39b5237cce63058689854ac4dcbde2cbe5e62a8da3919c370b13

Aliases

arxiv: 1609.05982 · arxiv_version: 1609.05982v1 · doi: 10.48550/arxiv.1609.05982 · pith_short_12: O74C3RVSTY43 · pith_short_16: O74C3RVSTY43KI34 · pith_short_8: O74C3RVS

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/O74C3RVSTY43KI34ZZRQLBUJQV \
  | 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: 77f82dc6b29e39b5237cce63058689854ac4dcbde2cbe5e62a8da3919c370b13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e55dac6484220843dc1949775b8a6cdd2881b61ef4a6c7edf47696e89f6027a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-09-20T01:08:25Z",
    "title_canon_sha256": "d6d37e4b0f344fb59f04371c09a63bd717764ba7a8c6fb9fb75198258d9c8a26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05982",
    "kind": "arxiv",
    "version": 1
  }
}