Pith Number

pith:GJTRHLOZ

pith:2014:GJTRHLOZGPGVSSBFJ3YVZ3A4Z2

not attested not anchored not stored refs pending

Quantum limited amplification and entanglement in coupled nonlinear resonators

A. Wallraff, C. Eichler, J. Mlynek, S. Schmidt, Y. Salathe

arxiv:1404.4643 v1 · 2014-04-17 · 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{GJTRHLOZGPGVSSBFJ3YVZ3A4Z2}

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	2026-05-18T02:39:23.765271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

326713add933cd5948254ef15cec1ccea55f0c45c22f7277b96631dfbf184d9b

Aliases

arxiv: 1404.4643 · arxiv_version: 1404.4643v1 · doi: 10.48550/arxiv.1404.4643 · pith_short_12: GJTRHLOZGPGV · pith_short_16: GJTRHLOZGPGVSSBF · pith_short_8: GJTRHLOZ

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/GJTRHLOZGPGVSSBFJ3YVZ3A4Z2 \
  | 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: 326713add933cd5948254ef15cec1ccea55f0c45c22f7277b96631dfbf184d9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da3a558190bdf3ae56ed8503ce0b62aeed0cdeb65d3b49fd9e1aeab64ccb932a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-17T20:31:48Z",
    "title_canon_sha256": "28bf3628db87316cbaeec3395db8624ddb4aae11c3ad11f8d04ca0ec50e57a37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4643",
    "kind": "arxiv",
    "version": 1
  }
}