Pith Number

pith:CAIFEU5I

pith:2019:CAIFEU5IO25RVEQK5GFPL22OXL

not attested not anchored not stored refs pending

Optimal control for feedback cooling in cavityless levitated optomechanics

Ashley Setter, Chris Timberlake, Hendrik Ulbricht, Luca Ferialdi, Marko Toro\v{s}

arxiv:1904.05274 v2 · 2019-04-10 · quant-ph · cond-mat.mes-hall · 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{CAIFEU5IO25RVEQK5GFPL22OXL}

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	2026-05-17T23:41:24.438148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10105253a876bb1a920ae98af5eb4ebad60611f2ef4e0b627ebff46b5c758fda

Aliases

arxiv: 1904.05274 · arxiv_version: 1904.05274v2 · doi: 10.48550/arxiv.1904.05274 · pith_short_12: CAIFEU5IO25R · pith_short_16: CAIFEU5IO25RVEQK · pith_short_8: CAIFEU5I

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/CAIFEU5IO25RVEQK5GFPL22OXL \
  | 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: 10105253a876bb1a920ae98af5eb4ebad60611f2ef4e0b627ebff46b5c758fda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e8eb6690fc9889a3b736d8c4b225bba1db676f55d957a18d3c084c6447ad630",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-04-10T16:23:32Z",
    "title_canon_sha256": "5b37939c8aaab87f04a2cf332df6e18016a1da8d75164c31090fee6151979648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.05274",
    "kind": "arxiv",
    "version": 2
  }
}