Pith Number

pith:4ERQNOHE

pith:2022:4ERQNOHECBAW5OO7BR4CATLHNZ

not attested not anchored not stored refs pending

A squeezed mechanical oscillator with milli-second quantum decoherence

Amir Youssefi, Mahdi Chegnizadeh, Shingo Kono, Tobias J. Kippenberg

arxiv:2208.13082 v3 · 2022-08-27 · quant-ph · physics.app-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{4ERQNOHECBAW5OO7BR4CATLHNZ}

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	2026-07-05T06:42:17.419647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e12306b8e410416eb9df0c78204d676e65220930ab6517a3099ead3f46706941

Aliases

arxiv: 2208.13082 · arxiv_version: 2208.13082v3 · doi: 10.48550/arxiv.2208.13082 · pith_short_12: 4ERQNOHECBAW · pith_short_16: 4ERQNOHECBAW5OO7 · pith_short_8: 4ERQNOHE

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/4ERQNOHECBAW5OO7BR4CATLHNZ \
  | 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: e12306b8e410416eb9df0c78204d676e65220930ab6517a3099ead3f46706941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76c2d708e9d1f655f78e12bbbeb80b487cde56a602600919d05a20b92b987f48",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-08-27T20:17:24Z",
    "title_canon_sha256": "c8d72b08c8bbb377bdc3aa53602115cb5325e61e51fd25faecd273c044d73e16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.13082",
    "kind": "arxiv",
    "version": 3
  }
}