Pith Number

pith:QU7VSW6M

pith:2021:QU7VSW6MPSKY2NVKT4EN2ZHSSB

not attested not anchored not stored refs pending

Receiver-Device-Independent Quantum Key Distribution

Alastair A. Abbott, Alberto Boaron, Davide Rusca, Fadri Gr\"unenfelder, Hugo Zbinden, Jean-Daniel Bancal, Maria Ana Pereira, Marie Ioannou, Matthieu Perrenoud, Nicolas Brunner, Nicolas Maring, Pavel Sekatski

arxiv:2104.14574 v3 · 2021-04-29 · 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{QU7VSW6MPSKY2NVKT4EN2ZHSSB}

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	2026-07-05T04:27:42.487256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

853f595bcc7c958d36aa9f08dd64f29070286a71d6c67c1cbc62325f2b8f7985

Aliases

arxiv: 2104.14574 · arxiv_version: 2104.14574v3 · doi: 10.48550/arxiv.2104.14574 · pith_short_12: QU7VSW6MPSKY · pith_short_16: QU7VSW6MPSKY2NVK · pith_short_8: QU7VSW6M

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/QU7VSW6MPSKY2NVKT4EN2ZHSSB \
  | 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: 853f595bcc7c958d36aa9f08dd64f29070286a71d6c67c1cbc62325f2b8f7985

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2219b9d3b7d59edcf7bc231c1cdc2f58318373be1bb5fba6b14009dea9d6a900",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-29T18:01:09Z",
    "title_canon_sha256": "e5753cd92e1998ed724bd894cee6f3c78fbbe498a1ebf2230b7a263bf0561750"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14574",
    "kind": "arxiv",
    "version": 3
  }
}