Pith Number

pith:DAYRKSWZ

pith:2019:DAYRKSWZ32UEJQOL2C77Q222N7

not attested not anchored not stored refs pending

Discrete-modulation continuous-variable quantum key distribution enhanced by quantum scissors

Carlo Ottaviani, Masoud Ghalaii, Mohsen Razavi, Rupesh Kumar, Stefano Pirandola

arxiv:1907.13405 v2 · 2019-07-31 · 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{DAYRKSWZ32UEJQOL2C77Q222N7}

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	2026-07-05T00:52:27.116490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1831154ad9dea844c1cbd0bff86b5a6fcbb97085a953e6718da31797ff731e86

Aliases

arxiv: 1907.13405 · arxiv_version: 1907.13405v2 · doi: 10.48550/arxiv.1907.13405 · pith_short_12: DAYRKSWZ32UE · pith_short_16: DAYRKSWZ32UEJQOL · pith_short_8: DAYRKSWZ

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/DAYRKSWZ32UEJQOL2C77Q222N7 \
  | 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: 1831154ad9dea844c1cbd0bff86b5a6fcbb97085a953e6718da31797ff731e86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0018370e1a99ec8b591acc3a658f0fa256f12e8ed94fdc4ddc8cb786fbcc8103",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-07-31T10:27:56Z",
    "title_canon_sha256": "916067677e1106bc900368dae5f8e2b3d532d5df4a7a20beeb3993c7a274d19b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.13405",
    "kind": "arxiv",
    "version": 2
  }
}