Pith Number

pith:2NNBSZEU

pith:2026:2NNBSZEUNSMOIJTIVL4ZB735CO

not attested not anchored not stored refs pending

Quantum Key Distribution Beyond Stationary Channels

Kiyoshi Tamaki, Marcos Curty, Vaisakh Mannalath, V\'ictor Zapatero

arxiv:2607.17690 v1 · 2026-07-20 · 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{2NNBSZEUNSMOIJTIVL4ZB735CO}

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

Phase-error estimation for quantum key distribution with leaky receivers

Receipt and verification

First computed	2026-07-21T02:21:54.854888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d35a1964946c98e42668aaf990ff7d139b507f834c9169cd8ced4ca14dfd8bc6

Aliases

arxiv: 2607.17690 · arxiv_version: 2607.17690v1 · doi: 10.48550/arxiv.2607.17690 · pith_short_12: 2NNBSZEUNSMO · pith_short_16: 2NNBSZEUNSMOIJTI · pith_short_8: 2NNBSZEU

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/2NNBSZEUNSMOIJTIVL4ZB735CO \
  | 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: d35a1964946c98e42668aaf990ff7d139b507f834c9169cd8ced4ca14dfd8bc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c454dc3a0c73b1c2e14b0c960ee73c1f62d98bf63cf65ff71a6aa916314cac88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-07-20T08:38:13Z",
    "title_canon_sha256": "cf06f19f1548590eb0ae5daf76a77c4813e5f9567ff40eaebed193ab92dc1492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17690",
    "kind": "arxiv",
    "version": 1
  }
}