Pith Number

pith:QC32DAOJ

pith:2018:QC32DAOJMKMUDS3AIS5KMKVJQH

not attested not anchored not stored refs pending

Physics-Inspired Optimization for Quadratic Unconstrained Problems Using a Digital Annealer

Elisabetta Valiante, Gili Rosenberg, Helmut G. Katzgraber, Hirotaka Tamura, Maliheh Aramon, Toshiyuki Miyazawa

arxiv:1806.08815 v3 · 2018-06-22 · physics.comp-ph · cond-mat.stat-mech · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QC32DAOJMKMUDS3AIS5KMKVJQH}

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	2026-05-17T23:49:11.615502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b7a181c9629941cb6044baa62aa981c12c4203ff9a3c078971ac4789401953

Aliases

arxiv: 1806.08815 · arxiv_version: 1806.08815v3 · doi: 10.48550/arxiv.1806.08815 · pith_short_12: QC32DAOJMKMU · pith_short_16: QC32DAOJMKMUDS3A · pith_short_8: QC32DAOJ

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/QC32DAOJMKMUDS3AIS5KMKVJQH \
  | 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: 80b7a181c9629941cb6044baa62aa981c12c4203ff9a3c078971ac4789401953

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97f689ba7d72adbdb00d0689b55ba08f80eb18add6ad1567992f50d0c3a5740b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-06-22T18:38:41Z",
    "title_canon_sha256": "b5942255b67d2e28c1ecb98933ef48b7ed3bc04fe8ba48f4d9f590411ebd262c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08815",
    "kind": "arxiv",
    "version": 3
  }
}