Pith Number

pith:V6ROLBZR

pith:1998:V6ROLBZRD7QYC3B4APXSMZ3FL2

not attested not anchored not stored refs pending

Unconditional Security Of Quantum Key Distribution Over Arbitrarily Long Distances

H. F. Chau, Hoi-Kwong Lo

arxiv:quant-ph/9803006 v5 · 1998-03-03 · 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{V6ROLBZRD7QYC3B4APXSMZ3FL2}

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

Ax-Prover: A Deep Reasoning Agentic Framework for Theorem Proving in Mathematics and Quantum Physics

Receipt and verification

First computed	2026-07-04T16:10:28.153950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afa2e587311fe1816c3c03ef2667655e9ec9de3b6fce6d4a3f5ba7bea19aca02

Aliases

arxiv: quant-ph/9803006 · arxiv_version: quant-ph/9803006v5 · doi: 10.48550/arxiv.quant-ph/9803006 · pith_short_12: V6ROLBZRD7QY · pith_short_16: V6ROLBZRD7QYC3B4 · pith_short_8: V6ROLBZR

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/V6ROLBZRD7QYC3B4APXSMZ3FL2 \
  | 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: afa2e587311fe1816c3c03ef2667655e9ec9de3b6fce6d4a3f5ba7bea19aca02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1c2bcfd87ebc14d61546cdcbd1ac5f0c00e0d8f4d36830c6f01e569efb5ac4d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1998-03-03T03:18:11Z",
    "title_canon_sha256": "413cf82d05b9eb34e230173c9caa8f69d32c7882c84b4da0604b01bb1568402e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9803006",
    "kind": "arxiv",
    "version": 5
  }
}