Pith Number

pith:LHXVDUSK

pith:2021:LHXVDUSK2AFHVYMM2OLQYG3VIL

not attested not anchored not stored refs pending

Efficient sampling of ground and low-energy Ising spin configurations with a coherent Ising machine

Edwin Ng, Hideo Mabuchi, Peter L. McMahon, Satoshi Kako, Tatsuhiro Onodera, Yoshihisa Yamamoto

arxiv:2103.05629 v2 · 2021-03-09 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LHXVDUSK2AFHVYMM2OLQYG3VIL}

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	2026-07-05T03:52:12.296017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59ef51d24ad00a7ae18cd3970c1b7542d18715dc370877dca4f7b30d2a364bb9

Aliases

arxiv: 2103.05629 · arxiv_version: 2103.05629v2 · doi: 10.48550/arxiv.2103.05629 · pith_short_12: LHXVDUSK2AFH · pith_short_16: LHXVDUSK2AFHVYMM · pith_short_8: LHXVDUSK

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/LHXVDUSK2AFHVYMM2OLQYG3VIL \
  | 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: 59ef51d24ad00a7ae18cd3970c1b7542d18715dc370877dca4f7b30d2a364bb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41a1f557b642a7964c10fe63659579a408695c23468a0efdfe1fe9c33b3c22bd",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-03-09T18:56:55Z",
    "title_canon_sha256": "b1a4ca5733f8c9abdfad98a19b387b458bb5f9666a72189787a7d744479fc189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05629",
    "kind": "arxiv",
    "version": 2
  }
}