Pith Number

pith:G6NULDQ5

pith:2011:G6NULDQ5MG76J7LDSTGPJN57G6

not attested not anchored not stored refs pending

Feedback Enhanced Sensitivity in Optomechanics: Surpassing the Parametric Instability Barrier

Glen I. Harris, Joachim Knittel, Ulrik L. Andersen, Warwick P. Bowen

arxiv:1109.2381 v1 · 2011-09-12 · 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{G6NULDQ5MG76J7LDSTGPJN57G6}

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	2026-05-18T02:00:34.641712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

379b458e1d61bfe4fd6394ccf4b7bf379178f283b4b73c34ad8156bc33f83357

Aliases

arxiv: 1109.2381 · arxiv_version: 1109.2381v1 · doi: 10.48550/arxiv.1109.2381 · pith_short_12: G6NULDQ5MG76 · pith_short_16: G6NULDQ5MG76J7LD · pith_short_8: G6NULDQ5

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/G6NULDQ5MG76J7LDSTGPJN57G6 \
  | 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: 379b458e1d61bfe4fd6394ccf4b7bf379178f283b4b73c34ad8156bc33f83357

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6667b7b7bd73f7c2bbaed164817045514772d1b43e273ca2b412a4c684e748d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-12T06:57:17Z",
    "title_canon_sha256": "2d25da0ac98f22165633112372bfbd57b3b2f938815ef0ebd5bc21153447ac43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2381",
    "kind": "arxiv",
    "version": 1
  }
}