Pith Number

pith:6GRH237T

pith:2022:6GRH237TVXNWLCCCNCQJRDQU46

not attested not anchored not stored refs pending

Quantum nondemolition measurements with optical parametric amplifiers for ultrafast universal quantum information processing

Alireza Marandi, Edwin Ng, Hideo Mabuchi, Rajveer Nehra, Ryan Hamerly, Ryotatsu Yanagimoto

arxiv:2209.01114 v1 · 2022-09-02 · quant-ph · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6GRH237TVXNWLCCCNCQJRDQU46}

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	2026-07-05T05:56:14.470736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1a27d6ff3addb65884268a0988e14e78592a07fa420d07f24d062f0de9634f6

Aliases

arxiv: 2209.01114 · arxiv_version: 2209.01114v1 · doi: 10.48550/arxiv.2209.01114 · pith_short_12: 6GRH237TVXNW · pith_short_16: 6GRH237TVXNWLCCC · pith_short_8: 6GRH237T

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/6GRH237TVXNWLCCCNCQJRDQU46 \
  | 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: f1a27d6ff3addb65884268a0988e14e78592a07fa420d07f24d062f0de9634f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db909862bf2c0f6bf6a8099c69189662fa1d0649d71362946580dfd72262db40",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-09-02T15:23:40Z",
    "title_canon_sha256": "1ffe8089dd130e3250585e6082e597c5223c88baf7ba0b80d462a59e6ee2da61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.01114",
    "kind": "arxiv",
    "version": 1
  }
}