Pith Number

pith:C4N5ULWR

pith:2023:C4N5ULWRII2SNJTLKQJJG4O5SW

not attested not anchored not stored refs pending

Multilevel leapfrogging initialization for quantum approximate optimization algorithm

Bin-Bin Cai, Fei Gao, Hai-Ling Liu, Qiao-Yan Wen, Su-Juan Qin, Xiao-Hui Ni

arxiv:2306.06986 v4 · 2023-06-12 · 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{C4N5ULWRII2SNJTLKQJJG4O5SW}

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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

Reducing QUBO Density by Factoring Out Semi-Symmetries

Receipt and verification

First computed	2026-07-05T07:54:49.272523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

171bda2ed1423526a66b54129371dd9593c1c6f0d1ad79bc9f9e3d1ac4f914cd

Aliases

arxiv: 2306.06986 · arxiv_version: 2306.06986v4 · doi: 10.48550/arxiv.2306.06986 · pith_short_12: C4N5ULWRII2S · pith_short_16: C4N5ULWRII2SNJTL · pith_short_8: C4N5ULWR

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/C4N5ULWRII2SNJTLKQJJG4O5SW \
  | 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: 171bda2ed1423526a66b54129371dd9593c1c6f0d1ad79bc9f9e3d1ac4f914cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcae0568fa5f23042b0bf3e6d63af1db0dd5118ae72c803911de282fac91b74f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-06-12T09:32:57Z",
    "title_canon_sha256": "9a0642a8ff91cf4536fb9cd0854be6be10207fea5776734c998a3b1c802e8cad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.06986",
    "kind": "arxiv",
    "version": 4
  }
}