Pith Number

pith:5EFN3DBM

pith:2020:5EFN3DBMRZTXORE2IV4BXEFM65

not attested not anchored not stored refs pending

Detecting entanglement of unknown continuous variable states with random measurements

Aurelian Isar, Dagmar Bruss, Giulio Gianfelici, Hermann Kampermann, Tatiana Mihaescu

arxiv:2007.05650 v1 · 2020-07-10 · 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{5EFN3DBMRZTXORE2IV4BXEFM65}

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	2026-07-05T02:07:47.902256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e90add8c2c8e6777449a45781b90acf74b003c8701075ae8ebe710961c7b3605

Aliases

arxiv: 2007.05650 · arxiv_version: 2007.05650v1 · doi: 10.48550/arxiv.2007.05650 · pith_short_12: 5EFN3DBMRZTX · pith_short_16: 5EFN3DBMRZTXORE2 · pith_short_8: 5EFN3DBM

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/5EFN3DBMRZTXORE2IV4BXEFM65 \
  | 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: e90add8c2c8e6777449a45781b90acf74b003c8701075ae8ebe710961c7b3605

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ed10e5039b261bd99c8c53c86539ce40fe0b0611b7148ea8ee9cbb504b7068a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-07-10T23:56:39Z",
    "title_canon_sha256": "248482e218b637535f98e7470508b05c6a4d1c178ce8282ad05f26ca46e049dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.05650",
    "kind": "arxiv",
    "version": 1
  }
}