Pith Number

pith:HQXXXRYJ

pith:2017:HQXXXRYJQHB4LWWX3DDLROPYRN

not attested not anchored not stored refs pending

Improved Measurement-Device-Independent Quantum Key Distribution with Uncharacterized Qubits

Hong-Yi Su, Joonwoo Bae, Won-Young Hwang

arxiv:1706.02927 v1 · 2017-06-09 · 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{HQXXXRYJQHB4LWWX3DDLROPYRN}

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	2026-05-18T00:38:51.444447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c2f7bc70981c3c5dad7d8c6b8b9f88b5bfe4d0ed541c405846da20258723025

Aliases

arxiv: 1706.02927 · arxiv_version: 1706.02927v1 · doi: 10.48550/arxiv.1706.02927 · pith_short_12: HQXXXRYJQHB4 · pith_short_16: HQXXXRYJQHB4LWWX · pith_short_8: HQXXXRYJ

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/HQXXXRYJQHB4LWWX3DDLROPYRN \
  | 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: 3c2f7bc70981c3c5dad7d8c6b8b9f88b5bfe4d0ed541c405846da20258723025

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad4aa7570ab0f5d8c7e8dad90b0a1f655289881e95aab2ea5a1e361d8de77886",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-06-09T12:39:34Z",
    "title_canon_sha256": "59e86d304a6e3d8291da981b0f734e00ae480441b6bfc627875d830a36bc20a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02927",
    "kind": "arxiv",
    "version": 1
  }
}