Pith Number

pith:VRSVQ3WK

pith:2020:VRSVQ3WKJMJYNLWZ3YQT7KNBPS

not attested not anchored not stored refs pending

Measurement Error Mitigation for Variational Quantum Algorithms

Christopher J. Wood, George S. Barron

arxiv:2010.08520 v1 · 2020-10-16 · 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{VRSVQ3WKJMJYNLWZ3YQT7KNBPS}

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.

Receipt and verification

First computed	2026-07-05T01:43:35.600476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac65586eca4b1386aed9de213fa9a17c88cfc3e89496cb8549b3fdb32087d6f8

Aliases

arxiv: 2010.08520 · arxiv_version: 2010.08520v1 · doi: 10.48550/arxiv.2010.08520 · pith_short_12: VRSVQ3WKJMJY · pith_short_16: VRSVQ3WKJMJYNLWZ · pith_short_8: VRSVQ3WK

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/VRSVQ3WKJMJYNLWZ3YQT7KNBPS \
  | 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: ac65586eca4b1386aed9de213fa9a17c88cfc3e89496cb8549b3fdb32087d6f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4752afa8fe6753731a6340f0ae04f37d7578db805e0e0dc6715454afd55032e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-10-16T17:25:13Z",
    "title_canon_sha256": "71b211bf9618984fca5307a6649ada875b851e212ba63e09368b24713a998cb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.08520",
    "kind": "arxiv",
    "version": 1
  }
}