Pith Number

pith:YG4WQCOP

pith:2025:YG4WQCOP4LXG3VXPR2ONVXURXI

not attested not anchored not stored refs pending

Cooling of an optically levitated nanoparticle via measurement-free coherent feedback

Bruno Melo, Daniel Veldhuizen, Gregoire F. M. Tomassi, Nadine Meyer, Romain Quidant

arxiv:2506.21341 v2 · 2025-06-26 · quant-ph · physics.atom-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{YG4WQCOP4LXG3VXPR2ONVXURXI}

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

Optical Interferometric Readout of a Magnetically Levitated Superconducting Microsphere

Receipt and verification

First computed	2026-07-05T11:41:43.579877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1b96809cfe2ee6dd6ef8e9cdade91ba09a006998f93806b4737665810f7b2a4

Aliases

arxiv: 2506.21341 · arxiv_version: 2506.21341v2 · doi: 10.48550/arxiv.2506.21341 · pith_short_12: YG4WQCOP4LXG · pith_short_16: YG4WQCOP4LXG3VXP · pith_short_8: YG4WQCOP

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/YG4WQCOP4LXG3VXPR2ONVXURXI \
  | 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: c1b96809cfe2ee6dd6ef8e9cdade91ba09a006998f93806b4737665810f7b2a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b75f2f4a1365174d3551e4339d84f7336c4f7d873dd992ae45bbde7623c7607",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-06-26T14:52:09Z",
    "title_canon_sha256": "6b08fc7ab4236c8d6be6fdd4e9c1f9dae95580d4f0c5bbb0ccab9033eb5e0dce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.21341",
    "kind": "arxiv",
    "version": 2
  }
}