Pith Number

pith:FKWBU6XH

pith:2018:FKWBU6XH4KLJI7R4LIHFEAWONA

not attested not anchored not stored refs pending

Quantum key distribution with phase-encoded coherent states: Asymptotic security analysis in thermal-loss channels

Christian Weedbrook, Cosmo Lupo, Panagiotis Papanastasiou, Stefano Pirandola

arxiv:1803.02495 v1 · 2018-03-07 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FKWBU6XH4KLJI7R4LIHFEAWONA}

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	2026-05-18T00:09:09.521661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aac1a7ae7e296947e3c5a0e5202ce682fce527e4e9cdbc754ce0ff3e4caa7b1

Aliases

arxiv: 1803.02495 · arxiv_version: 1803.02495v1 · doi: 10.48550/arxiv.1803.02495 · pith_short_12: FKWBU6XH4KLJ · pith_short_16: FKWBU6XH4KLJI7R4 · pith_short_8: FKWBU6XH

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/FKWBU6XH4KLJI7R4LIHFEAWONA \
  | 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: 2aac1a7ae7e296947e3c5a0e5202ce682fce527e4e9cdbc754ce0ff3e4caa7b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36ee44833567106125c7fb0d947f4ed7b1c59bfad40ce8637fba879e8adf4c38",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-07T01:28:41Z",
    "title_canon_sha256": "0adedbbd794b200c438a75208bf7bfd84843c0b62341667c9a0f57fd24c6d176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02495",
    "kind": "arxiv",
    "version": 1
  }
}