Pith Number

pith:BGWZ5NV7

pith:2009:BGWZ5NV7VNFSC4KAAELXKUVQDB

not attested not anchored not stored refs pending

Entangling nanomechanical oscillators in a ring cavity by feeding squeezed light

G. S. Agarwal, Sumei Huang

arxiv:0908.1445 v2 · 2009-08-11 · 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{BGWZ5NV7VNFSC4KAAELXKUVQDB}

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	2026-05-18T02:12:35.741531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09ad9eb6bfab4b21714001177552b01876a5b6adb4e8ba2f28c250de31c7a4b6

Aliases

arxiv: 0908.1445 · arxiv_version: 0908.1445v2 · doi: 10.48550/arxiv.0908.1445 · pith_short_12: BGWZ5NV7VNFS · pith_short_16: BGWZ5NV7VNFSC4KA · pith_short_8: BGWZ5NV7

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/BGWZ5NV7VNFSC4KAAELXKUVQDB \
  | 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: 09ad9eb6bfab4b21714001177552b01876a5b6adb4e8ba2f28c250de31c7a4b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52fc2755d1bc9bacebee62b879a1449be91e77685b8256b741bec319da636d7c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-08-11T03:43:08Z",
    "title_canon_sha256": "a07ecf122b8c2b9cf7c918731844657f92ea00122e5429b4787f71cc11dda344"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1445",
    "kind": "arxiv",
    "version": 2
  }
}