Pith Number

pith:KNGXKMQL

pith:2019:KNGXKMQLHTODNCGQG3Y5HN6AOU

not attested not anchored not stored refs pending

Reachability Deficits in Quantum Approximate Optimization

H. Philathong, J. Biamonte, M.E.S. Morales, V. Akshay

arxiv:1906.11259 v2 · 2019-06-26 · quant-ph · cond-mat.dis-nn · cond-mat.stat-mech · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KNGXKMQLHTODNCGQG3Y5HN6AOU}

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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

A quantum algorithm to count weighted ground states of classical spin Hamiltonians

Receipt and verification

First computed	2026-07-05T00:46:46.599722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

534d75320b3cdc3688d036f1d3b7c07523c00428b98f7cd4246febe34a998396

Aliases

arxiv: 1906.11259 · arxiv_version: 1906.11259v2 · doi: 10.48550/arxiv.1906.11259 · pith_short_12: KNGXKMQLHTOD · pith_short_16: KNGXKMQLHTODNCGQ · pith_short_8: KNGXKMQL

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/KNGXKMQLHTODNCGQG3Y5HN6AOU \
  | 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: 534d75320b3cdc3688d036f1d3b7c07523c00428b98f7cd4246febe34a998396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "635428948149bd260e9be28472b64ada48db4d427978fc8f0b078e977df3c713",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.stat-mech",
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-26T18:00:03Z",
    "title_canon_sha256": "8547355baf29bdec8ad2f58c376d683f17e5e2819ba4451213908d4b1a01dc12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11259",
    "kind": "arxiv",
    "version": 2
  }
}