Pith Number

pith:ENQ2JZ6X

pith:2015:ENQ2JZ6XYB4GVNNHECYZ3GSSCL

not attested not anchored not stored refs pending

Quantum parameter estimation using multi-mode Gaussian states

Antony R. Lee, Dominik \v{S}afr\'anek, Ivette Fuentes

arxiv:1502.07924 v2 · 2015-02-27 · 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{ENQ2JZ6XYB4GVNNHECYZ3GSSCL}

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.

Cited by

1 paper in Pith

On generalization of Williamson's theorem to real symmetric matrices

Receipt and verification

First computed	2026-05-18T01:36:51.322437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2361a4e7d7c0786ab5a720b19d9a5212d12cb2f1ba16e272c2ef63f7a16f2a96

Aliases

arxiv: 1502.07924 · arxiv_version: 1502.07924v2 · doi: 10.48550/arxiv.1502.07924 · pith_short_12: ENQ2JZ6XYB4G · pith_short_16: ENQ2JZ6XYB4GVNNH · pith_short_8: ENQ2JZ6X

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/ENQ2JZ6XYB4GVNNHECYZ3GSSCL \
  | 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: 2361a4e7d7c0786ab5a720b19d9a5212d12cb2f1ba16e272c2ef63f7a16f2a96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7cf43901bb2e5225c704ddc7d65396c3f9a560abbd3725455a9b385e9cbdf10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-02-27T15:09:32Z",
    "title_canon_sha256": "b15055c414853af91224c978082bfd2f11b7f9e8f6be0cb263b5ebe36efe5150"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07924",
    "kind": "arxiv",
    "version": 2
  }
}