Pith Number

pith:H3Q6XNTZ

pith:2009:H3Q6XNTZFP7SP4XGVSS5GYO5FT

not attested not anchored not stored refs pending

A scalable control system for a superconducting adiabatic quantum optimization processor

A. J. Berkley, E. Ladizinsky, E. M. Chapple, E. Tolkacheva, F. Maibaum, G. Rose, I. Perminov, J. Johansson, M. W. Johnson, P. Bunyk, R. Harris, T. Lanting, T. Oh

arxiv:0907.3757 v2 · 2009-07-22 · quant-ph · cond-mat.supr-con · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H3Q6XNTZFP7SP4XGVSS5GYO5FT}

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	2026-05-18T02:24:47.924526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ee1ebb6792bff27f2e6aca5d361dd2ccae4ef47d25b24c3b38533bbd43b036c

Aliases

arxiv: 0907.3757 · arxiv_version: 0907.3757v2 · doi: 10.48550/arxiv.0907.3757 · pith_short_12: H3Q6XNTZFP7S · pith_short_16: H3Q6XNTZFP7SP4XG · pith_short_8: H3Q6XNTZ

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/H3Q6XNTZFP7SP4XGVSS5GYO5FT \
  | 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: 3ee1ebb6792bff27f2e6aca5d361dd2ccae4ef47d25b24c3b38533bbd43b036c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a89c3daef487ba4fb8cce47aa5af4a81be685a30301675342befb4a768aa9db9",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-07-22T18:23:07Z",
    "title_canon_sha256": "9e9b8b13bcf5a9cc683cdb9c0bc245ca785967b849224f270994b31762bc2140"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3757",
    "kind": "arxiv",
    "version": 2
  }
}