Pith Number

pith:3JIERIZT

pith:2025:3JIERIZTSDNEXFU3V6MAGL2BBH

not attested not anchored not stored refs pending

Security proofs for practical QKD: variations, techniques, gaps, and limitations

Devashish Tupkary, Ernest Y.-Z. Tan, Lars Kamin, Norbert L\"utkenhaus, Shlok Nahar

arxiv:2502.10340 v3 · 2025-02-14 · 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{3JIERIZTSDNEXFU3V6MAGL2BBH}

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

4 papers in Pith

Effective discrete-modulated continuous variable QKD under general attacks

Quantum Key Distribution with Imperfections: Recent Advances in Security Proofs

Rigorous Security Proofs for Practical Quantum Key Distribution

Receipt and verification

First computed	2026-06-23T02:13:14.003350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da5048a33390da4b969baf98032f4109c7d18bc994609fab135506240abd4f3b

Aliases

arxiv: 2502.10340 · arxiv_version: 2502.10340v3 · doi: 10.48550/arxiv.2502.10340 · pith_short_12: 3JIERIZTSDNE · pith_short_16: 3JIERIZTSDNEXFU3 · pith_short_8: 3JIERIZT

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/3JIERIZTSDNEXFU3V6MAGL2BBH \
  | 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: da5048a33390da4b969baf98032f4109c7d18bc994609fab135506240abd4f3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8942b4260504b80fe75240422e87b8923b90f4fc49b374ac3d414a44eed03c24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-02-14T18:02:30Z",
    "title_canon_sha256": "71b85cac39a5702b2de044b7095449a9070d2dec4de450cee5bf85bae8dc43f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.10340",
    "kind": "arxiv",
    "version": 3
  }
}