Pith Number

pith:KKEFENE6

pith:2017:KKEFENE6GUNSZQ754P5PLSCMQX

not attested not anchored not stored refs pending

A waveguide cavity resonator source of squeezing

C. Eigner, C. Silberhorn, H. Herrmann, M. Stefszky, R. Ricken, V. Quiring

arxiv:1702.02855 v1 · 2017-02-09 · 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{KKEFENE6GUNSZQ754P5PLSCMQX}

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	2026-05-18T00:45:13.894330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

528852349e351b2cc3fde3faf5c84c85ce708bf2d1a7f979a5853428d2019029

Aliases

arxiv: 1702.02855 · arxiv_version: 1702.02855v1 · doi: 10.48550/arxiv.1702.02855 · pith_short_12: KKEFENE6GUNS · pith_short_16: KKEFENE6GUNSZQ75 · pith_short_8: KKEFENE6

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/KKEFENE6GUNSZQ754P5PLSCMQX \
  | 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: 528852349e351b2cc3fde3faf5c84c85ce708bf2d1a7f979a5853428d2019029

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49abdd722d20d2db7b4142ffa871d5d4061eaa6d811f18757dd6b8c755d2ca30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-02-09T15:01:28Z",
    "title_canon_sha256": "80bf5475192e516b82c4542d182b907f849950d11e620839b128abe675ad4c13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.02855",
    "kind": "arxiv",
    "version": 1
  }
}