Pith Number

pith:LZXJWNWA

pith:2023:LZXJWNWA3L2WOFKH6A7HJULYQK

not attested not anchored not stored refs pending

The debate over QKD: A rebuttal to the NSA's objections

Ramona Wolf, Renato Renner

arxiv:2307.15116 v1 · 2023-07-27 · quant-ph · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LZXJWNWA3L2WOFKH6A7HJULYQK}

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

3 papers in Pith

Authentication in Quantum Networks

Unconditional Authentication in Quantum Key Distribution via Hybrid Entangled Physical Unclonable Functions

Rigorous Security Proofs for Practical Quantum Key Distribution

Receipt and verification

First computed	2026-07-05T06:35:30.629986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e6e9b36c0daf5671547f03e74d178828143a7eca571866ad1053e0773e8ad8f

Aliases

arxiv: 2307.15116 · arxiv_version: 2307.15116v1 · doi: 10.48550/arxiv.2307.15116 · pith_short_12: LZXJWNWA3L2W · pith_short_16: LZXJWNWA3L2WOFKH · pith_short_8: LZXJWNWA

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/LZXJWNWA3L2WOFKH6A7HJULYQK \
  | 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: 5e6e9b36c0daf5671547f03e74d178828143a7eca571866ad1053e0773e8ad8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "501e8f41fc6bd399ca9e56be77622eec3a92cd430a69822448400a03649d4660",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-07-27T18:00:02Z",
    "title_canon_sha256": "60d4bae85c70663c55cd6a616960bde3bf1b3740c27cc2b4a467085308a138bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.15116",
    "kind": "arxiv",
    "version": 1
  }
}