Pith Number

pith:M3HEEMQ6

pith:2005:M3HEEMQ6ZI5376JFRO5NJ66GX7

not attested not anchored not stored refs pending

Efficiency of coherent state quantum cryptography in the presence of loss: Influence of realistic error correction

Matthias Heid, Norbert L\"utkenhaus

arxiv:quant-ph/0512013 v2 · 2005-12-01 · 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{M3HEEMQ6ZI5376JFRO5NJ66GX7}

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	2026-07-04T16:58:13.661282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66ce42321eca3bbff9258bbad4fbc6bff32b0a7aa3b62c3f569ab1ba8fbd9938

Aliases

arxiv: quant-ph/0512013 · arxiv_version: quant-ph/0512013v2 · doi: 10.48550/arxiv.quant-ph/0512013 · pith_short_12: M3HEEMQ6ZI53 · pith_short_16: M3HEEMQ6ZI5376JF · pith_short_8: M3HEEMQ6

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/M3HEEMQ6ZI5376JFRO5NJ66GX7 \
  | 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: 66ce42321eca3bbff9258bbad4fbc6bff32b0a7aa3b62c3f569ab1ba8fbd9938

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "315c006e6dd4a6c5008ec89ccf8695c8a8067d0a5d44361f7dbad7074158e5e7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-12-01T18:32:26Z",
    "title_canon_sha256": "e7d8fc4f0406c50983d1c0b7c5027b36622409fe998e3d92b1913c221981d7ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0512013",
    "kind": "arxiv",
    "version": 2
  }
}