Pith Number

pith:C6ZCI45F

pith:2026:C6ZCI45FZ57QKPW7YZAE3HW65A

not attested not anchored not stored refs pending

Experimental Demonstration of Free-Space Unidimensional Continuous-Variable Quantum Key Distribution Under High Detector Noise

Jayanth Ramakrishnan, Rachita Nandan, R. P. Singh, Shashi Prabhakar

arxiv:2606.07206 v1 · 2026-06-05 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6ZCI45FZ57QKPW7YZAE3HW65A}

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	2026-06-08T01:04:53.299027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17b22473a5cf7f053edfc6404d9edee838867a61ab3584b6b8ba7623f3586f68

Aliases

arxiv: 2606.07206 · arxiv_version: 2606.07206v1 · doi: 10.48550/arxiv.2606.07206 · pith_short_12: C6ZCI45FZ57Q · pith_short_16: C6ZCI45FZ57QKPW7 · pith_short_8: C6ZCI45F

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/C6ZCI45FZ57QKPW7YZAE3HW65A \
  | 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: 17b22473a5cf7f053edfc6404d9edee838867a61ab3584b6b8ba7623f3586f68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6e1428fa0fa54e33d46c94bf455968094123c075347a38579092a2ca3eb28f5",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-06-05T12:17:17Z",
    "title_canon_sha256": "dfb4de9a41a67bbb1a5d81e5395bcd6f479a26667ce31b1e4e12e691aceb143f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07206",
    "kind": "arxiv",
    "version": 1
  }
}