Pith Number

pith:YPMBZ2ZX

pith:2017:YPMBZ2ZXSX6NCF57HBITSFBHGY

not attested not anchored not stored refs pending

Quantum-limited directional amplifiers with optomechanics

Alexey K. Feofanov, Andreas Nunnenkamp, Daniel Malz, L\'aszl\'o D. T\'oth, Nathan R. Bernier, Tobias J. Kippenberg

arxiv:1705.00436 v2 · 2017-05-01 · cond-mat.mes-hall · physics.app-ph · 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{YPMBZ2ZXSX6NCF57HBITSFBHGY}

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	2026-05-18T00:26:37.111629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3d81ceb3795fcd117bf385139142736014c7b6994a5120efffa75cf117d7acb

Aliases

arxiv: 1705.00436 · arxiv_version: 1705.00436v2 · doi: 10.48550/arxiv.1705.00436 · pith_short_12: YPMBZ2ZXSX6N · pith_short_16: YPMBZ2ZXSX6NCF57 · pith_short_8: YPMBZ2ZX

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/YPMBZ2ZXSX6NCF57HBITSFBHGY \
  | 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: c3d81ceb3795fcd117bf385139142736014c7b6994a5120efffa75cf117d7acb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f4a2c15d9b44ae2b3d8075224c9f20ad94959209d1051ee570414de911b1d4f",
    "cross_cats_sorted": [
      "physics.app-ph",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2017-05-01T07:46:06Z",
    "title_canon_sha256": "e89b1c2cae5a5cbcf270457a002ac49a6570713e1319243c8f03961fcbd64e88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00436",
    "kind": "arxiv",
    "version": 2
  }
}