Pith Number

pith:LJNW7IOL

pith:2019:LJNW7IOLNDQ3KHIDQ2JIKS35CU

not attested not anchored not stored refs pending

Application of an Improved Version of McDiarmid Inequality in Finite-Key-Length Decoy-State Quantum Key Distribution

H. F. Chau, K. C. Joseph Ng

arxiv:1906.12115 v2 · 2019-06-28 · 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{LJNW7IOLNDQ3KHIDQ2JIKS35CU}

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

Zigzag approach to higher key rate of sending-or-not-sending twin field quantum key distribution with finite key effects

Receipt and verification

First computed	2026-07-05T00:56:27.894348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a5b6fa1cb68e1b51d038692854b7d150e523aff74ed187a53511d15ebe1cfbd

Aliases

arxiv: 1906.12115 · arxiv_version: 1906.12115v2 · doi: 10.48550/arxiv.1906.12115 · pith_short_12: LJNW7IOLNDQ3 · pith_short_16: LJNW7IOLNDQ3KHID · pith_short_8: LJNW7IOL

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/LJNW7IOLNDQ3KHIDQ2JIKS35CU \
  | 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: 5a5b6fa1cb68e1b51d038692854b7d150e523aff74ed187a53511d15ebe1cfbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94d2402d8a6d88656fab246b32d5b823ea432e69a1bd8607a5fbfa4801e8eed8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-28T09:47:11Z",
    "title_canon_sha256": "c00523829cbc4cd8d1b5726cb202fe2e9aada1c9d7dd26028de82b00dd9bf44e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.12115",
    "kind": "arxiv",
    "version": 2
  }
}