Pith Number

pith:Z34H42CZ

pith:2006:Z34H42CZOFXL4FORFRK3R2RTYP

not attested not anchored not stored refs pending

Security of quantum key distribution using weak coherent states with nonrandom phases

Hoi-Kwong Lo, John Preskill

arxiv:quant-ph/0610203 v2 · 2006-10-23 · 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{Z34H42CZOFXL4FORFRK3R2RTYP}

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.

Cited by

1 paper in Pith

Semi-Device-Independent Quantum Key Distribution from Operational Assumptions

Receipt and verification

First computed	2026-07-04T15:09:50.738239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cef87e6859716ebe15d12c55b8ea33c3ed6005a3666e383e969d967b31cbaa67

Aliases

arxiv: quant-ph/0610203 · arxiv_version: quant-ph/0610203v2 · doi: 10.48550/arxiv.quant-ph/0610203 · pith_short_12: Z34H42CZOFXL · pith_short_16: Z34H42CZOFXL4FOR · pith_short_8: Z34H42CZ

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/Z34H42CZOFXL4FORFRK3R2RTYP \
  | 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: cef87e6859716ebe15d12c55b8ea33c3ed6005a3666e383e969d967b31cbaa67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beb1985d822e30a10ae7ee2201121926cb6df5255846f25db68b75a676896da9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-10-23T20:00:13Z",
    "title_canon_sha256": "c605a182e01f751e30dafe9914c9cf6da342efa3fe1e552e7a5b93e83b505193"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0610203",
    "kind": "arxiv",
    "version": 2
  }
}