Pith Number

pith:OC2DMXYY

pith:2003:OC2DMXYYX3XFIIIDEYNTDBRHD2

not attested not anchored not stored refs pending

The role of squeezing in quantum key distribution based on homodyne detection and post-selection

Peter Horak

arxiv:quant-ph/0306138 v2 · 2003-06-20 · 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{OC2DMXYYX3XFIIIDEYNTDBRHD2}

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	2026-05-18T01:37:59.298884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70b4365f18beee542103261b3186271e9eed2a48a58abdf67e3bf3dd28273645

Aliases

arxiv: quant-ph/0306138 · arxiv_version: quant-ph/0306138v2 · doi: 10.48550/arxiv.quant-ph/0306138 · pith_short_12: OC2DMXYYX3XF · pith_short_16: OC2DMXYYX3XFIIID · pith_short_8: OC2DMXYY

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/OC2DMXYYX3XFIIIDEYNTDBRHD2 \
  | 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: 70b4365f18beee542103261b3186271e9eed2a48a58abdf67e3bf3dd28273645

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "094189b9efe32f35d33aa32e23a5ecdce048cb23986d4583387989aee9952f15",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-06-20T12:49:20Z",
    "title_canon_sha256": "62903879682c1be0ee409ed1e49b79bd6d75b083bc3e648ace3522eab19dbac8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0306138",
    "kind": "arxiv",
    "version": 2
  }
}