Pith Number

pith:J27TCTRO

pith:2022:J27TCTROMCBLGJPFMS2PH5ZBJZ

not attested not anchored not stored refs pending

Characterizing Error Mitigation by Symmetry Verification in QAOA

Alexey Galda, Ashish Kakkar, Jeffrey Larson, Ruslan Shaydulin

arxiv:2204.05852 v1 · 2022-04-12 · 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{J27TCTROMCBLGJPFMS2PH5ZBJZ}

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	2026-07-05T05:51:55.744657Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ebf314e2e6082b325e564b4f3f7214e78b96842ff1e55a462aaec3fd185451e

Aliases

arxiv: 2204.05852 · arxiv_version: 2204.05852v1 · doi: 10.48550/arxiv.2204.05852 · pith_short_12: J27TCTROMCBL · pith_short_16: J27TCTROMCBLGJPF · pith_short_8: J27TCTRO

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/J27TCTROMCBLGJPFMS2PH5ZBJZ \
  | 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: 4ebf314e2e6082b325e564b4f3f7214e78b96842ff1e55a462aaec3fd185451e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "566331baa21fab862fe77cb5b3c44c44c24c61c533bb7107fb7dace3306e9dd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-04-12T14:51:14Z",
    "title_canon_sha256": "2a149f8a12f80c12353dbb8baa659c2953e821bb6622511705b2c505e7bd1634"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.05852",
    "kind": "arxiv",
    "version": 1
  }
}