Pith Number

pith:SQBWTLHE

pith:2010:SQBWTLHEV5WM2JFR6W4MYYLSSK

not attested not anchored not stored refs pending

Long distance quantum key distribution with continuous variables

Anthony Leverrier, Philippe Grangier

arxiv:1005.0328 v3 · 2010-05-03 · 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{SQBWTLHEV5WM2JFR6W4MYYLSSK}

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	2026-05-18T02:24:09.230414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

940369ace4af6ccd24b1f5b8cc61729281aec3b4c602f73b9ec767228a693762

Aliases

arxiv: 1005.0328 · arxiv_version: 1005.0328v3 · doi: 10.48550/arxiv.1005.0328 · pith_short_12: SQBWTLHEV5WM · pith_short_16: SQBWTLHEV5WM2JFR · pith_short_8: SQBWTLHE

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/SQBWTLHEV5WM2JFR6W4MYYLSSK \
  | 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: 940369ace4af6ccd24b1f5b8cc61729281aec3b4c602f73b9ec767228a693762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "965b87ec15bea9ba59df01c070faef994a94b1e1c69c520b0f6853c4f64b8924",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-03T15:55:17Z",
    "title_canon_sha256": "07ca26c122c6dcb3d6bb90c345d6abed5cba128e5da83d207c0b9948c81fadf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0328",
    "kind": "arxiv",
    "version": 3
  }
}