Pith Number

pith:FAMUWD5H

pith:2004:FAMUWD5H4AKX7OAQUNOZTDVD4C

not attested not anchored not stored refs pending

No-clicking Event in Quantum Key Distribution

I.-T. Lim, J.-W. Park, W.-Y. Hwang

arxiv:quant-ph/0412206 v5 · 2004-12-28 · 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{FAMUWD5H4AKX7OAQUNOZTDVD4C}

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.

Receipt and verification

First computed	2026-07-04T15:12:15.020692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28194b0fa7e0157fb810a35d998ea3e0822685cee6e1cda709c1f6f020678985

Aliases

arxiv: quant-ph/0412206 · arxiv_version: quant-ph/0412206v5 · doi: 10.48550/arxiv.quant-ph/0412206 · pith_short_12: FAMUWD5H4AKX · pith_short_16: FAMUWD5H4AKX7OAQ · pith_short_8: FAMUWD5H

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/FAMUWD5H4AKX7OAQUNOZTDVD4C \
  | 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: 28194b0fa7e0157fb810a35d998ea3e0822685cee6e1cda709c1f6f020678985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98d8198cab912251234d9648f6abf022087a2993ee1cb35a67471865ad9f8d77",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-12-28T07:38:36Z",
    "title_canon_sha256": "74c72528e707f2280b295fdfd1050dcffa96b85c36c4826ead484f21577f8cf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0412206",
    "kind": "arxiv",
    "version": 5
  }
}