Pith Number

pith:SMXPU23A

pith:2009:SMXPU23AWDSI26MKERZBTUKLDF

not attested not anchored not stored refs pending

Classical signature of ponderomotive squeezing in a suspended mirror resonator

Alessandro Farsi, Francesco Marin, Francesco Marino, Francesco S. Cataliotti, Mario Siciliani de Cumis

arxiv:0910.1287 v2 · 2009-10-07 · 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{SMXPU23AWDSI26MKERZBTUKLDF}

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	2026-05-18T04:00:28.606359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

932efa6b60b0e48d798a247219d14b195f7ed89e75f9fcd75049bd1377973f57

Aliases

arxiv: 0910.1287 · arxiv_version: 0910.1287v2 · doi: 10.48550/arxiv.0910.1287 · pith_short_12: SMXPU23AWDSI · pith_short_16: SMXPU23AWDSI26MK · pith_short_8: SMXPU23A

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/SMXPU23AWDSI26MKERZBTUKLDF \
  | 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: 932efa6b60b0e48d798a247219d14b195f7ed89e75f9fcd75049bd1377973f57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2fb1395127218287b51403b44a863e74431acbea867bffaf4e5cf477ef33ae7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-10-07T15:20:35Z",
    "title_canon_sha256": "5b681ec98cb016f2b049686e3ba8ab7782b8958208cb384addd806e87a5052af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1287",
    "kind": "arxiv",
    "version": 2
  }
}