Pith Number

pith:SDHRU7SY

pith:2023:SDHRU7SYN7RDE4LFMC2DWYEOAP

not attested not anchored not stored refs pending

Recoverability of quantum channels via hypothesis testing

Anna Jen\v{c}ov\'a

arxiv:2303.11707 v2 · 2023-03-21 · 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{SDHRU7SYN7RDE4LFMC2DWYEOAP}

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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

3 papers in Pith

Hockey stick $f$-divergences

Integral representations of $f$-divergences for general von Neumann algebras

Semidefinite optimization of the quantum relative entropy of channels

Receipt and verification

First computed	2026-07-05T09:34:54.583120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90cf1a7e586fe232716560b43b608e03d8faec07947840eab77b0ec8775fdbb6

Aliases

arxiv: 2303.11707 · arxiv_version: 2303.11707v2 · doi: 10.48550/arxiv.2303.11707 · pith_short_12: SDHRU7SYN7RD · pith_short_16: SDHRU7SYN7RDE4LF · pith_short_8: SDHRU7SY

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/SDHRU7SYN7RDE4LFMC2DWYEOAP \
  | 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: 90cf1a7e586fe232716560b43b608e03d8faec07947840eab77b0ec8775fdbb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3f661f3f6a26e145e8e944b296236d455060056c3bf7ae622e3ea2381960ee1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-03-21T10:01:33Z",
    "title_canon_sha256": "7f4e56a133ec9c673ec39bcd2e86b2f97b5d852a1f0ad6e0cce7f27d91e0e1cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.11707",
    "kind": "arxiv",
    "version": 2
  }
}