Pith Number

pith:7EYTXN4H

pith:2019:7EYTXN4HYWOBFHJJ5XACRCPTJQ

not attested not anchored not stored refs pending

Efficient quantum measurement of Pauli operators in the presence of finite sampling error

Barnaby van Straaten, Daochen Wang, Earl Campbell, Ophelia Crawford, Stephen Brierley, Thomas Parks

arxiv:1908.06942 v3 · 2019-08-19 · 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{7EYTXN4HYWOBFHJJ5XACRCPTJQ}

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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

2 papers in Pith

Efficient Gradient Estimation for Parameterized Quantum Systems with Lie Algebraic Symmetries

State Specific Measurement Protocols for the Variational Quantum Eigensolver

Receipt and verification

First computed	2026-07-05T02:09:35.144061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9313bb787c59c129d29edc02889f34c3e703b72f03c53642bc3190d7ee4c001

Aliases

arxiv: 1908.06942 · arxiv_version: 1908.06942v3 · doi: 10.48550/arxiv.1908.06942 · pith_short_12: 7EYTXN4HYWOB · pith_short_16: 7EYTXN4HYWOBFHJJ · pith_short_8: 7EYTXN4H

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/7EYTXN4HYWOBFHJJ5XACRCPTJQ \
  | 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: f9313bb787c59c129d29edc02889f34c3e703b72f03c53642bc3190d7ee4c001

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2674dc583df699deab54346cfc780d5e1c513c003a0b8b81e9e10baf1cf6f5b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-08-19T17:27:18Z",
    "title_canon_sha256": "f0a2635c6dce2efe349a8c1249806eae284bb47fa5197fd797a8ebef2c8b299c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06942",
    "kind": "arxiv",
    "version": 3
  }
}