Pith Number

pith:OBDO3AR2

pith:2017:OBDO3AR2ZKUPTO4WB7SF3WUYO6

not attested not anchored not stored refs pending

Observation of Entangled States of a Fully Controlled 20-Qubit System

Ben Lanyon, Christian Roos, Christine Maier, Cornelius Hempel, Marcus Huber, Martin B. Plenio, Milan Holz\"apfel, Nicolai Friis, Oliver Marty, Petar Jurcevic, Rainer Blatt

arxiv:1711.11092 v3 · 2017-11-29 · 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{OBDO3AR2ZKUPTO4WB7SF3WUYO6}

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.

Cited by

1 paper in Pith

Entanglement Certification $-$ From Theory to Experiment

Receipt and verification

First computed	2026-05-18T00:18:46.012719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7046ed823acaa8f9bb960fe45dda9877b45ab232eef038e5854298b39780aa81

Aliases

arxiv: 1711.11092 · arxiv_version: 1711.11092v3 · doi: 10.48550/arxiv.1711.11092 · pith_short_12: OBDO3AR2ZKUP · pith_short_16: OBDO3AR2ZKUPTO4W · pith_short_8: OBDO3AR2

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/OBDO3AR2ZKUPTO4WB7SF3WUYO6 \
  | 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: 7046ed823acaa8f9bb960fe45dda9877b45ab232eef038e5854298b39780aa81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e847cc24869f7e1808e90f6f9a9dd2bf7b0956f4e8a380aa34e1e77b5206b2ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-11-29T20:26:27Z",
    "title_canon_sha256": "f8825cb5a79ff95831817f57013cd1e7e70de08162ee75359a286c3a54de0b0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.11092",
    "kind": "arxiv",
    "version": 3
  }
}