Pith Number

pith:LY2L2RNO

pith:2009:LY2L2RNOPQOMSBENFLVPJGC2T4

not attested not anchored not stored refs pending

A General Approach to Optomechanical Parametric Instabilities

L. Barsotti, M. Evans, P. Fritschel

arxiv:0910.2716 v1 · 2009-10-14 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LY2L2RNOPQOMSBENFLVPJGC2T4}

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	2026-07-04T17:21:33.640744Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e34bd45ae7c1cc9048d2aeaf4985a9f1a5fea38094e6f7ae036ef9c6b893812

Aliases

arxiv: 0910.2716 · arxiv_version: 0910.2716v1 · doi: 10.48550/arxiv.0910.2716 · pith_short_12: LY2L2RNOPQOM · pith_short_16: LY2L2RNOPQOMSBEN · pith_short_8: LY2L2RNO

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/LY2L2RNOPQOMSBENFLVPJGC2T4 \
  | 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: 5e34bd45ae7c1cc9048d2aeaf4985a9f1a5fea38094e6f7ae036ef9c6b893812

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33bfc4d1d00e861d521aa4dc2438d69ebc5ab1a427cab02d828d51bf3bdf64a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-10-14T21:39:32Z",
    "title_canon_sha256": "834385f61ee9e9698e335154c4528cfc18d0e42b6e2db8b08be6a61219bbe941"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2716",
    "kind": "arxiv",
    "version": 1
  }
}