Pith Number

pith:WMOYT3ZC

pith:2019:WMOYT3ZCNNOZZAOFZPJNY6Q3MB

not attested not anchored not stored refs pending

Adding artificial noise for code rate matching in continuous-variable quantum key distribution

Andr\'e Richter, Igor Koltchanov, S\"oren Kreinberg

arxiv:1905.04925 v1 · 2019-05-13 · 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{WMOYT3ZCNNOZZAOFZPJNY6Q3MB}

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	2026-05-17T23:46:23.088856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b31d89ef226b5d9c81c5cbd2dc7a1b6050ae55cf31a14727ca839e31432e21ca

Aliases

arxiv: 1905.04925 · arxiv_version: 1905.04925v1 · doi: 10.48550/arxiv.1905.04925 · pith_short_12: WMOYT3ZCNNOZ · pith_short_16: WMOYT3ZCNNOZZAOF · pith_short_8: WMOYT3ZC

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/WMOYT3ZCNNOZZAOFZPJNY6Q3MB \
  | 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: b31d89ef226b5d9c81c5cbd2dc7a1b6050ae55cf31a14727ca839e31432e21ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f95c2e95e966142fd5cd6e412942a1acec73079a55a50b0d7e1831273ae6f753",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-05-13T09:21:04Z",
    "title_canon_sha256": "e26fb0907fcc9bd80e410479b1580196e1b1bc28a54492cb8045ad81072d586c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04925",
    "kind": "arxiv",
    "version": 1
  }
}