Pith Number

pith:BU6GD5XK

pith:2021:BU6GD5XKIX5OB65HZVG4F4G2VX

not attested not anchored not stored refs pending

Algorithmic Ground-state Cooling of Weakly-Coupled Oscillators using Quantum Logic

Alexander Wilzewski, Jos\'e R. Crespo L\'opez-Urrutia, Lukas J. Spie{\ss}, Peter Micke, Piet O. Schmidt, Steven A. King, Tobias Leopold

arxiv:2102.12427 v2 · 2021-02-24 · physics.atom-ph · 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{BU6GD5XKIX5OB65HZVG4F4G2VX}

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.

Cited by

1 paper in Pith

Study of the elusive $5s-4f$ level crossing in highly charged osmium with optical transitions suitable for physics beyond the Standard Model searches

Receipt and verification

First computed	2026-07-05T03:50:34.555595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d3c61f6ea45fae0fba7cd4dc2f0daade6642f6e26032f4ddb9c12c60ddf0ab1

Aliases

arxiv: 2102.12427 · arxiv_version: 2102.12427v2 · doi: 10.48550/arxiv.2102.12427 · pith_short_12: BU6GD5XKIX5O · pith_short_16: BU6GD5XKIX5OB65H · pith_short_8: BU6GD5XK

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/BU6GD5XKIX5OB65HZVG4F4G2VX \
  | 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: 0d3c61f6ea45fae0fba7cd4dc2f0daade6642f6e26032f4ddb9c12c60ddf0ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4acae8005a6f51ed13e92efeb68cf3407e2542209bbff4f8fc26cc450d1de09a",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2021-02-24T17:46:15Z",
    "title_canon_sha256": "92cc0e701b66dfd59d036d4791763b6587ad6d888e93314de1acc95746e826eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12427",
    "kind": "arxiv",
    "version": 2
  }
}