Pith Number

pith:5QMPVZMV

pith:2007:5QMPVZMVZOF55HJYHO5QTVFI7U

not attested not anchored not stored refs pending

Constructing CSS Codes with LDPC Codes for the BB84 Quantum Key Distribution Protocol

Kanta Matsuura, Maki Ohata

arxiv:quant-ph/0702184 v3 · 2007-02-19 · 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{5QMPVZMVZOF55HJYHO5QTVFI7U}

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

Joint Encryption and Error Correction for Secure Quantum Communication

Receipt and verification

First computed	2026-07-04T15:00:20.217147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec18fae595cb8bde9d383bbb09d4a8fd1c2d08657372c82a46d862b874578d89

Aliases

arxiv: quant-ph/0702184 · arxiv_version: quant-ph/0702184v3 · doi: 10.48550/arxiv.quant-ph/0702184 · pith_short_12: 5QMPVZMVZOF5 · pith_short_16: 5QMPVZMVZOF55HJY · pith_short_8: 5QMPVZMV

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/5QMPVZMVZOF55HJYHO5QTVFI7U \
  | 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: ec18fae595cb8bde9d383bbb09d4a8fd1c2d08657372c82a46d862b874578d89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "184ded682274d65015731a49ea6c2b057aac07cfd76a7fba4aea0cca78bbb0c6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2007-02-19T07:14:17Z",
    "title_canon_sha256": "ea1e57e9daa9cb9539d4deff7a7efe9ecab3526bced8fe4880dc66d28ffc123a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0702184",
    "kind": "arxiv",
    "version": 3
  }
}