Pith Number

pith:6VZNZGXC

pith:2025:6VZNZGXCFM7B36NJV2BH6EO3IW

not attested not anchored not stored refs pending

Choco-Q: Commute Hamiltonian-based QAOA for Constrained Binary Optimization

Debin Xiang, Jianwei Yin, Liqiang Lu, Qifan Jiang, Siwei Tan

arxiv:2503.23941 v1 · 2025-03-31 · 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{6VZNZGXCFM7B36NJV2BH6EO3IW}

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	2026-07-05T11:54:11.304518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f572dc9ae22b3e1df9a9ae827f11db458b32646cf274566c54955baef78caef0

Aliases

arxiv: 2503.23941 · arxiv_version: 2503.23941v1 · doi: 10.48550/arxiv.2503.23941 · pith_short_12: 6VZNZGXCFM7B · pith_short_16: 6VZNZGXCFM7B36NJ · pith_short_8: 6VZNZGXC

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/6VZNZGXCFM7B36NJV2BH6EO3IW \
  | 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: f572dc9ae22b3e1df9a9ae827f11db458b32646cf274566c54955baef78caef0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9604f291cae1e756732fc1973a7602495682014ea1b07037cf8007a1b0a2cd0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-03-31T10:47:20Z",
    "title_canon_sha256": "fff97445498220eea7e52b9f904554a407f4c54bcfedc0212b1a023659487917"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.23941",
    "kind": "arxiv",
    "version": 1
  }
}