Pith Number

pith:H7F6KUWN

pith:2020:H7F6KUWNG672QFKUUI7TXDUELI

not attested not anchored not stored refs pending

Evaluation of QAOA based on the approximation ratio of individual samples

Daniel Justice, Gian Giacomo Guerreschi, Jason Larkin, Mat\'ias Jonsson

arxiv:2006.04831 v2 · 2020-06-08 · quant-ph · cs.CC · cs.ET

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7F6KUWNG672QFKUUI7TXDUELI}

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	2026-07-05T04:50:09.196983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fcbe552cd37bfa81554a23f3b8e845a1886430056a946858fe77500dedb31b4

Aliases

arxiv: 2006.04831 · arxiv_version: 2006.04831v2 · doi: 10.48550/arxiv.2006.04831 · pith_short_12: H7F6KUWNG672 · pith_short_16: H7F6KUWNG672QFKU · pith_short_8: H7F6KUWN

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/H7F6KUWNG672QFKUUI7TXDUELI \
  | 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: 3fcbe552cd37bfa81554a23f3b8e845a1886430056a946858fe77500dedb31b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb9059cb7b0c65f3154226954b3503022c014f5a47913f5318072374a31ea3ac",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.ET"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-06-08T18:00:18Z",
    "title_canon_sha256": "c1c80a1f8c1d007862329d5b88efee3ed63a19508319e73bc411289bf118ec84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.04831",
    "kind": "arxiv",
    "version": 2
  }
}