Pith Number

pith:TTZRIFZZ

pith:2019:TTZRIFZZS7OC2B4JBH3EXML7L5

not attested not anchored not stored refs pending

Solving Multi-Coloring Combinatorial Optimization Problems Using Hybrid Quantum Algorithms

Anand Singh, Andy J. Rindos, Hamed Mohammadbagherpoor, Patrick Dreher, Xianqing Yu, Young-Hyun Oh

arxiv:1911.00595 v2 · 2019-11-01 · quant-ph · cs.DS

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TTZRIFZZS7OC2B4JBH3EXML7L5}

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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

QUACOD: Quantum Optimization via Coordinate Descent for Scalable Drone Scheduling

Receipt and verification

First computed	2026-07-05T00:23:25.363678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cf314173997dc2d078909f64bb17f5f6c47f55044f4d0da0aeb637ad1244bda

Aliases

arxiv: 1911.00595 · arxiv_version: 1911.00595v2 · doi: 10.48550/arxiv.1911.00595 · pith_short_12: TTZRIFZZS7OC · pith_short_16: TTZRIFZZS7OC2B4J · pith_short_8: TTZRIFZZ

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/TTZRIFZZS7OC2B4JBH3EXML7L5 \
  | 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: 9cf314173997dc2d078909f64bb17f5f6c47f55044f4d0da0aeb637ad1244bda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf119772dce660f4d827998873d7ae72feba5783a8f914888f87c5b8cf10f08b",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-11-01T21:27:49Z",
    "title_canon_sha256": "2384b7e0d96c3cdbd03f1bb4fe67fca92e93151708fd07919cdafcb3c96857dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.00595",
    "kind": "arxiv",
    "version": 2
  }
}