Pith Number

pith:LBZOC4AW

pith:2009:LBZOC4AWGYW62PL5JOGI43E43X

not attested not anchored not stored refs pending

Security bound of continuous-variable quantum key distribution with noisy coherent states and channel

Hong Guo, Jian Yang, Yong Shen

arxiv:0904.1327 v2 · 2009-04-08 · 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{LBZOC4AWGYW62PL5JOGI43E43X}

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	2026-05-18T02:14:06.924296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5872e17016362ded3d7d4b8c8e6c9cddfc494c73d339e47749d1f64b8a008376

Aliases

arxiv: 0904.1327 · arxiv_version: 0904.1327v2 · doi: 10.48550/arxiv.0904.1327 · pith_short_12: LBZOC4AWGYW6 · pith_short_16: LBZOC4AWGYW62PL5 · pith_short_8: LBZOC4AW

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/LBZOC4AWGYW62PL5JOGI43E43X \
  | 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: 5872e17016362ded3d7d4b8c8e6c9cddfc494c73d339e47749d1f64b8a008376

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d494ae5349a9923d324c1c8ae21a0ee1fa987f51a32ce553d3eb5a92cf085f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-04-08T12:52:05Z",
    "title_canon_sha256": "8232a8e181f6754876734af2180a5dceb376285fbdfae20d1872c86f6254f036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.1327",
    "kind": "arxiv",
    "version": 2
  }
}