Pith Number

pith:W5JBWYKZ

pith:2017:W5JBWYKZXHYNUTN5VLZNIBDJTS

not attested not anchored not stored refs pending

Optimization of Quantum Key Distribution Protocols

C. Tannous, J. Langlois

arxiv:1711.08276 v1 · 2017-11-22 · 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{W5JBWYKZXHYNUTN5VLZNIBDJTS}

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	2026-05-18T00:29:50.230746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7521b6159b9f0da4dbdaaf2d404699c8595c56337c772f65f996b4be7fd4570

Aliases

arxiv: 1711.08276 · arxiv_version: 1711.08276v1 · doi: 10.48550/arxiv.1711.08276 · pith_short_12: W5JBWYKZXHYN · pith_short_16: W5JBWYKZXHYNUTN5 · pith_short_8: W5JBWYKZ

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/W5JBWYKZXHYNUTN5VLZNIBDJTS \
  | 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: b7521b6159b9f0da4dbdaaf2d404699c8595c56337c772f65f996b4be7fd4570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "060ff948585b81a373390716ffec929cdf832b8fbdfe45dcffc9f3be1c7c7d07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-11-22T13:40:16Z",
    "title_canon_sha256": "d8efc549ef1d91e469aff2c9c1c87812755f2924c87ad5f56c0ca8093699d745"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08276",
    "kind": "arxiv",
    "version": 1
  }
}