Pith Number

pith:FKJMT4DJ

pith:2020:FKJMT4DJSKI6IYWM2OFZYPG4AE

not attested not anchored not stored refs pending

Numerical Calculations of Finite Key Rate for General Quantum Key Distribution Protocols

Ian George, Jie Lin, Norbert L\"utkenhaus

arxiv:2004.11865 v2 · 2020-04-24 · 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{FKJMT4DJSKI6IYWM2OFZYPG4AE}

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	2026-07-05T02:26:26.362189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a92c9f0699291e462ccd38b9c3cdc01125551f466eeeea567abaf3a27c6aa77

Aliases

arxiv: 2004.11865 · arxiv_version: 2004.11865v2 · doi: 10.48550/arxiv.2004.11865 · pith_short_12: FKJMT4DJSKI6 · pith_short_16: FKJMT4DJSKI6IYWM · pith_short_8: FKJMT4DJ

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/FKJMT4DJSKI6IYWM2OFZYPG4AE \
  | 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: 2a92c9f0699291e462ccd38b9c3cdc01125551f466eeeea567abaf3a27c6aa77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eea20c20ea80ec0a6179eb632f2f7df3e7ab911ce093f443960fbf399d714288",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-04-24T17:15:53Z",
    "title_canon_sha256": "59369239cf3185ef81c38db01d5686cab6a36ca623e63c9d94815cc10057273a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11865",
    "kind": "arxiv",
    "version": 2
  }
}