Pith Number

pith:BV2PYAXR

pith:2013:BV2PYAXR4CTZLK5CODA6V52Y7S

not attested not anchored not stored refs pending

Cavity cooling of an optically levitated nanoparticle

David Grass, Florian Blaser, Markus Aspelmeyer, Nikolai Kiesel, Rainer Kaltenbaek, Uros Delic

arxiv:1304.6679 v2 · 2013-04-24 · 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{BV2PYAXR4CTZLK5CODA6V52Y7S}

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	2026-05-18T03:12:32.932522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d74fc02f1e0a795aba270c1eaf758fca9623bd9513b6f373b212ac0c0f962a0

Aliases

arxiv: 1304.6679 · arxiv_version: 1304.6679v2 · doi: 10.48550/arxiv.1304.6679 · pith_short_12: BV2PYAXR4CTZ · pith_short_16: BV2PYAXR4CTZLK5C · pith_short_8: BV2PYAXR

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/BV2PYAXR4CTZLK5CODA6V52Y7S \
  | 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: 0d74fc02f1e0a795aba270c1eaf758fca9623bd9513b6f373b212ac0c0f962a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e2cbbec6f2debf29083c24c5c2b125dcf1b348587d98c83616353805d77f5d",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-04-24T17:56:01Z",
    "title_canon_sha256": "2bd3bd68b83067fdafab11276a739f04ab12dd9f590edd3b532befde9a6bbd67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6679",
    "kind": "arxiv",
    "version": 2
  }
}