Pith Number

pith:ETPNHHEA

pith:2025:ETPNHHEAFUP66OXBXMCRUBKLBU

not attested not anchored not stored refs pending

Protocol-level description and self-contained security proof of decoy-state BB84 QKD protocol

Akihiro Mizutani, Go Kato, Toshihiko Sasaki

arxiv:2504.20417 v3 · 2025-04-29 · 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{ETPNHHEAFUP66OXBXMCRUBKLBU}

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

4 papers in Pith

Effective discrete-modulated continuous variable QKD under general attacks

Quantum Key Distribution with Imperfections: Recent Advances in Security Proofs

Rigorous Security Proofs for Practical Quantum Key Distribution

Receipt and verification

First computed	2026-07-05T11:09:46.787684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24ded39c802d1fef3ae1bb051a054b0d22def8fdc5b18cc619ba48aca91e1af5

Aliases

arxiv: 2504.20417 · arxiv_version: 2504.20417v3 · doi: 10.48550/arxiv.2504.20417 · pith_short_12: ETPNHHEAFUP6 · pith_short_16: ETPNHHEAFUP66OXB · pith_short_8: ETPNHHEA

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/ETPNHHEAFUP66OXBXMCRUBKLBU \
  | 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: 24ded39c802d1fef3ae1bb051a054b0d22def8fdc5b18cc619ba48aca91e1af5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f51a091494367ac647900164e770abd1a263df446abe4b7646a4c33398d5764",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-04-29T04:28:15Z",
    "title_canon_sha256": "5f7ab5b0314923a3f083a238d79ad47f226a9f96af8d3f2da588d9acd52661fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20417",
    "kind": "arxiv",
    "version": 3
  }
}