Pith Number

pith:BDLLKJPO

pith:2019:BDLLKJPOU7IKL7C3Q72BCQFOXK

not attested not anchored not stored refs pending

Quantum noise extraction from the interference of laser pulses in optical quantum random number generator

Aleksey Fedorov, Alexander Udaltsov, Denis Sych, Roman Shakhovoy, Violetta Sharoglazova, Yury Kurochkin

arxiv:1910.00219 v2 · 2019-10-01 · 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{BDLLKJPOU7IKL7C3Q72BCQFOXK}

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	2026-07-05T00:59:54.081742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08d6b525eea7d0a5fc5b87f41140aeba9193a4b80a2004cb4eee531c79e906a1

Aliases

arxiv: 1910.00219 · arxiv_version: 1910.00219v2 · doi: 10.48550/arxiv.1910.00219 · pith_short_12: BDLLKJPOU7IK · pith_short_16: BDLLKJPOU7IKL7C3 · pith_short_8: BDLLKJPO

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/BDLLKJPOU7IKL7C3Q72BCQFOXK \
  | 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: 08d6b525eea7d0a5fc5b87f41140aeba9193a4b80a2004cb4eee531c79e906a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "730ad390c6fbd147019b3856f9dfc20ea9e8171dc146b29a34098dad6f184497",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-10-01T06:47:15Z",
    "title_canon_sha256": "bb21e17b0565537ea955391887d6d8258f827e5fff20a055cde488ebb7c74ed1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.00219",
    "kind": "arxiv",
    "version": 2
  }
}