Pith Number

pith:ZCQXENRO

pith:2025:ZCQXENROJPEJDOYNB25EYK2IP5

not attested not anchored not stored refs pending

Optimal Distributed Similarity Estimation of Quantum Channels

Congcong Zheng, Kun Wang, Ping Xu, Xutao Yu, Zaichen Zhang

arxiv:2512.10465 v4 · 2025-12-11 · 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{ZCQXENROJPEJDOYNB25EYK2IP5}

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

Worst-Case Sample Complexity Bounds for Distributed Inner Product Estimation with Local Randomized Measurements

Receipt and verification

First computed	2026-06-03T01:05:08.237777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8a172362e4bc891bb0d0eba4c2b487f7c56388051d0ce8cbba743610b79d45e

Aliases

arxiv: 2512.10465 · arxiv_version: 2512.10465v4 · doi: 10.48550/arxiv.2512.10465 · pith_short_12: ZCQXENROJPEJ · pith_short_16: ZCQXENROJPEJDOYN · pith_short_8: ZCQXENRO

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/ZCQXENROJPEJDOYNB25EYK2IP5 \
  | 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: c8a172362e4bc891bb0d0eba4c2b487f7c56388051d0ce8cbba743610b79d45e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9004b388add4f990bf232d5532e226535def356704936f18ec0428ba3a53dfd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-12-11T09:40:31Z",
    "title_canon_sha256": "4373585e3d483aa043a3250b617f018f65b51000e908ad2120be4aa362c7af7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.10465",
    "kind": "arxiv",
    "version": 4
  }
}