Pith Number

pith:6B6W5MH7

pith:2025:6B6W5MH7NOX6RANALGPWI2EKEJ

not attested not anchored not stored refs pending

Optimizing Continuous-Wave-Pumped Entanglement-based QKD in Noisy Environments

Artur Czerwinski, Asad Ali, Hashir Kuniyil, Saif Al-Kuwari, Syed M. Arslan

arxiv:2502.15059 v4 · 2025-02-20 · 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{6B6W5MH7NOX6RANALGPWI2EKEJ}

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	2026-05-22T01:03:41.476620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f07d6eb0ff6bafe881a0599f64688a22536547f94c8cfbaa2c6267ec8a32f644

Aliases

arxiv: 2502.15059 · arxiv_version: 2502.15059v4 · doi: 10.48550/arxiv.2502.15059 · pith_short_12: 6B6W5MH7NOX6 · pith_short_16: 6B6W5MH7NOX6RANA · pith_short_8: 6B6W5MH7

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/6B6W5MH7NOX6RANALGPWI2EKEJ \
  | 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: f07d6eb0ff6bafe881a0599f64688a22536547f94c8cfbaa2c6267ec8a32f644

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19e38e135188a9e3741396b8a613ca21a1589109a371794f6a327d029dce64f6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-20T21:45:14Z",
    "title_canon_sha256": "f2493481b8691275f8032acda3d7f168521d183d3f1c5473392d31693a4278a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.15059",
    "kind": "arxiv",
    "version": 4
  }
}