Pith Number

pith:QA3XG4QI

pith:2013:QA3XG4QI33QWKAACVLRGYCYUWZ

not attested not anchored not stored refs pending

A Coherent Ising Machine Based On Degenerate Optical Parametric Oscillators

Alireza Marandi, Kai Wen, Robert L. Byer, Yoshihisa Yamamoto, Zhe Wang

arxiv:1311.2696 v1 · 2013-11-12 · 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{QA3XG4QI33QWKAACVLRGYCYUWZ}

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	2026-05-18T01:46:32.066351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8037737208dee1650002aae26c0b14b67a25a1947bc74f3c9e8a2e924b907919

Aliases

arxiv: 1311.2696 · arxiv_version: 1311.2696v1 · doi: 10.48550/arxiv.1311.2696 · pith_short_12: QA3XG4QI33QW · pith_short_16: QA3XG4QI33QWKAAC · pith_short_8: QA3XG4QI

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/QA3XG4QI33QWKAACVLRGYCYUWZ \
  | 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: 8037737208dee1650002aae26c0b14b67a25a1947bc74f3c9e8a2e924b907919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac57092c195d0fab157f8d64f4ef19612b154d5c62769c79362281e882a762cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-11-12T07:06:25Z",
    "title_canon_sha256": "0160ef9e5de0e08ef26d30c6034ad4ddf1cb3fd7a276760248687b0c9b5ee276"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2696",
    "kind": "arxiv",
    "version": 1
  }
}