Pith Number

pith:WR2P6DC2

pith:2020:WR2P6DC2ZDZA4IMIEM3H7FESMH

not attested not anchored not stored refs pending

Expectation Values from the Single-Layer Quantum Approximate Optimization Algorithm on Ising Problems

Asier Ozaeta, Peter L. McMahon, Wim van Dam

arxiv:2012.03421 v3 · 2020-12-07 · 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{WR2P6DC2ZDZA4IMIEM3H7FESMH}

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

Evaluating the Limits of QAOA Parameter Transfer at High-Rounds on Sparse Ising Models With Geometrically Local Cubic Terms

Receipt and verification

First computed	2026-07-05T05:00:12.921161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b474ff0c5ac8f20e218823367f949261f8d043ef2c733e2b3d0605595f0a8e77

Aliases

arxiv: 2012.03421 · arxiv_version: 2012.03421v3 · doi: 10.48550/arxiv.2012.03421 · pith_short_12: WR2P6DC2ZDZA · pith_short_16: WR2P6DC2ZDZA4IMI · pith_short_8: WR2P6DC2

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/WR2P6DC2ZDZA4IMIEM3H7FESMH \
  | 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: b474ff0c5ac8f20e218823367f949261f8d043ef2c733e2b3d0605595f0a8e77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bc4d0f43ce7cbd0387f41f940e7b4f0ecad8733386868dca5714457aa836d02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-12-07T02:23:37Z",
    "title_canon_sha256": "a38a9cb4034b835421b116eb7014bcc47f9e3d7eeb83bcbab967d0b9f0c573c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03421",
    "kind": "arxiv",
    "version": 3
  }
}