Pith Number

pith:A5QD227I

pith:2018:A5QD227IUVLCQSESARGKID6D2Y

not attested not anchored not stored refs pending

Simple and high-speed polarization-based QKD

Alberto Boaron, Anthony Martin, Davide Rusca, Fadri Gr\"unenfelder, Hugo Zbinden

arxiv:1801.10067 v1 · 2018-01-30 · 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{A5QD227IUVLCQSESARGKID6D2Y}

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	2026-05-18T00:21:06.290345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07603d6be8a556284892044ca40fc3d6268fe557b0bfd8beb75ed1709a16ba32

Aliases

arxiv: 1801.10067 · arxiv_version: 1801.10067v1 · doi: 10.48550/arxiv.1801.10067 · pith_short_12: A5QD227IUVLC · pith_short_16: A5QD227IUVLCQSES · pith_short_8: A5QD227I

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/A5QD227IUVLCQSESARGKID6D2Y \
  | 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: 07603d6be8a556284892044ca40fc3d6268fe557b0bfd8beb75ed1709a16ba32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71f9137a40ac32a3e1864918ed6578aca2971983141137dd924f2e848acd7277",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-30T15:55:03Z",
    "title_canon_sha256": "7bb2ed75d996e26ed916ed197b92099955fd6773e80e730d42822640f9f0e98f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10067",
    "kind": "arxiv",
    "version": 1
  }
}