Pith Number

pith:SVCU3ZF5

pith:2015:SVCU3ZF5XELLY2QTCLXMIWYOLL

not attested not anchored not stored refs pending

Experimental Measurement-Device-Independent Quantum Key Distribution with Imperfect Sources

Hoi-Kwong Lo, Kejin Wei, Li Qian, Olinka Bedroya, Zhiyuan Tang

arxiv:1508.03562 v2 · 2015-08-14 · 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{SVCU3ZF5XELLY2QTCLXMIWYOLL}

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	2026-05-18T01:15:52.619136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95454de4bdb916bc6a1312eec45b0e5accee8b4b53a7e344c03af47e9915cef7

Aliases

arxiv: 1508.03562 · arxiv_version: 1508.03562v2 · doi: 10.48550/arxiv.1508.03562 · pith_short_12: SVCU3ZF5XELL · pith_short_16: SVCU3ZF5XELLY2QT · pith_short_8: SVCU3ZF5

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/SVCU3ZF5XELLY2QTCLXMIWYOLL \
  | 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: 95454de4bdb916bc6a1312eec45b0e5accee8b4b53a7e344c03af47e9915cef7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc4f8b9b2a722577ca4e6489bb9db8546c01fba4f72f4e9ef5b48f18235f6fdf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-08-14T16:30:12Z",
    "title_canon_sha256": "a9a61b4627b5b0179b84df7af37b05e595bf9a519ad1550a185f61314a781adf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03562",
    "kind": "arxiv",
    "version": 2
  }
}