Pith Number

pith:TR3ZTZLM

pith:2008:TR3ZTZLMCQEYJUIA7KICWIRD2W

not attested not anchored not stored refs pending

The Security of Practical Quantum Key Distribution

Helle Bechmann-Pasquinucci, Miloslav Dusek, Momtchil Peev, Nicolas J. Cerf, Norbert Lutkenhaus, Valerio Scarani

arxiv:0802.4155 v3 · 2008-02-28 · 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{TR3ZTZLMCQEYJUIA7KICWIRD2W}

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	2026-05-18T02:16:00.783330Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c7799e56c140984d100fa902b2223d59bd923a23e3db8624b83a6bb9e956a64

Aliases

arxiv: 0802.4155 · arxiv_version: 0802.4155v3 · doi: 10.48550/arxiv.0802.4155 · pith_short_12: TR3ZTZLMCQEY · pith_short_16: TR3ZTZLMCQEYJUIA · pith_short_8: TR3ZTZLM

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/TR3ZTZLMCQEYJUIA7KICWIRD2W \
  | 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: 9c7799e56c140984d100fa902b2223d59bd923a23e3db8624b83a6bb9e956a64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cc888fcc9eb6f9a82e3c7d0772df6129b10b1a0ea3be642b84b47fcb33cd62e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-02-28T10:01:10Z",
    "title_canon_sha256": "487df9d3c6f75f19449945c4b3cba012561fca512cff1e2784af74ebab9b8836"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.4155",
    "kind": "arxiv",
    "version": 3
  }
}