Pith Number

pith:6FUEM3ET

pith:2011:6FUEM3ETYCYVZJ427EGHKEHTHY

not attested not anchored not stored refs pending

Laser cooling of a nanomechanical oscillator into its quantum ground state

Alex Krause, Amir H. Safavi-Naeini, Jasper Chan, Jeff T. Hill, Markus Aspelmeyer, Oskar Painter, Simon Groeblacher, T. P. Mayer Alegre

arxiv:1106.3614 v1 · 2011-06-18 · 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{6FUEM3ETYCYVZJ427EGHKEHTHY}

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	2026-05-18T04:11:08.331476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f168466c93c0b15ca79af90c7510f33e330deccafa8a1a87304fc37e52324b93

Aliases

arxiv: 1106.3614 · arxiv_version: 1106.3614v1 · doi: 10.48550/arxiv.1106.3614 · pith_short_12: 6FUEM3ETYCYV · pith_short_16: 6FUEM3ETYCYVZJ42 · pith_short_8: 6FUEM3ET

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/6FUEM3ETYCYVZJ427EGHKEHTHY \
  | 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: f168466c93c0b15ca79af90c7510f33e330deccafa8a1a87304fc37e52324b93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b912a45b49381b17c258635dc2e221eb9d54706c7ccbf763fd6758929dac4e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-06-18T04:43:21Z",
    "title_canon_sha256": "0438c0b9eb4d74e93bde69a027f81e3a151e53060741fc05961bb5b4aea3e3b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.3614",
    "kind": "arxiv",
    "version": 1
  }
}