Pith Number

pith:QZYL4E4J

pith:2002:QZYL4E4JDSO2G4B6TK7XHRTJUH

not attested not anchored not stored refs pending

A simple formula for the average gate fidelity of a quantum dynamical operation

Michael A. Nielsen

arxiv:quant-ph/0205035 v2 · 2002-05-07 · 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{QZYL4E4JDSO2G4B6TK7XHRTJUH}

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

2 papers in Pith

Impact of gate-voltage noise on silicon spin-qubit variational quantum eigensolvers

Noise Correlations as a Resource in Pauli-Twirled Circuits

Receipt and verification

First computed	2026-07-04T16:36:03.904514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8670be13891c9da3703e9abf73c669a1f61c4696873992231c110c263292df64

Aliases

arxiv: quant-ph/0205035 · arxiv_version: quant-ph/0205035v2 · doi: 10.48550/arxiv.quant-ph/0205035 · pith_short_12: QZYL4E4JDSO2 · pith_short_16: QZYL4E4JDSO2G4B6 · pith_short_8: QZYL4E4J

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/QZYL4E4JDSO2G4B6TK7XHRTJUH \
  | 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: 8670be13891c9da3703e9abf73c669a1f61c4696873992231c110c263292df64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f41589c7bf44b49f673d403b99069739ab21c2d2a259f81c737eaaf8d9557c5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-05-07T22:45:27Z",
    "title_canon_sha256": "c01f3c9d2226b85b2cf958b0d9f0531b53794f54d3de9f904838fc00e8713315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0205035",
    "kind": "arxiv",
    "version": 2
  }
}