Pith Number

pith:PH2LXUAK

pith:2011:PH2LXUAKQXXTFTU5PDFPKCJSDG

not attested not anchored not stored refs pending

Improved Data Post-Processing in Quantum Key Distribution and Application to Loss Thresholds in Device Independent QKD

Norbert L\"utkenhaus, Xiongfeng Ma

arxiv:1109.1203 v1 · 2011-09-06 · 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{PH2LXUAKQXXTFTU5PDFPKCJSDG}

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

Device-Independent Quantum Secret Sharing Protocol Enhanced by Advantage Distillation

Receipt and verification

First computed	2026-05-18T04:01:23.758471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79f4bbd00a85ef32ce9d78caf509321994d07cb7f49c4dc035e3b3183d42bf4b

Aliases

arxiv: 1109.1203 · arxiv_version: 1109.1203v1 · doi: 10.48550/arxiv.1109.1203 · pith_short_12: PH2LXUAKQXXT · pith_short_16: PH2LXUAKQXXTFTU5 · pith_short_8: PH2LXUAK

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/PH2LXUAKQXXTFTU5PDFPKCJSDG \
  | 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: 79f4bbd00a85ef32ce9d78caf509321994d07cb7f49c4dc035e3b3183d42bf4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c97fd8511678ecfdf0d8ef5f596627cb881842775018212ea6a1e4572f92a3d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-09-06T14:35:08Z",
    "title_canon_sha256": "3bedb9d3cf93386f1a7221d2895874d5dbbaa2ba3a0537799a077396d7bcb8b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1203",
    "kind": "arxiv",
    "version": 1
  }
}