Pith Number

pith:5QM2YEEG

pith:2020:5QM2YEEGWQVJ6OADH6AE3FG7YK

not attested not anchored not stored refs pending

Classical variational simulation of the Quantum Approximate Optimization Algorithm

Giuseppe Carleo, Matija Medvidovic

arxiv:2009.01760 v3 · 2020-09-03 · quant-ph · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5QM2YEEGWQVJ6OADH6AE3FG7YK}

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	2026-07-05T02:50:58.966017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec19ac1086b42a9f38033f804d94dfc29723d2cb3febb2889d18e0e7dcdcd176

Aliases

arxiv: 2009.01760 · arxiv_version: 2009.01760v3 · doi: 10.48550/arxiv.2009.01760 · pith_short_12: 5QM2YEEGWQVJ · pith_short_16: 5QM2YEEGWQVJ6OAD · pith_short_8: 5QM2YEEG

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/5QM2YEEGWQVJ6OADH6AE3FG7YK \
  | 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: ec19ac1086b42a9f38033f804d94dfc29723d2cb3febb2889d18e0e7dcdcd176

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab820442fe09c215b176a92eb5dc9d33fe8f057ca2ffba0f26be8e7fe74eb433",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-09-03T15:55:27Z",
    "title_canon_sha256": "b046912a356de9d78db09e0070ab1c650045408afdaee9ed7f7d3aa218f39376"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.01760",
    "kind": "arxiv",
    "version": 3
  }
}