Pith Number

pith:X4NZBTVT

pith:2011:X4NZBTVTQFGQLQIONHPQY475GL

not attested not anchored not stored refs pending

Superlinear threshold detectors in quantum cryptography

Christoffer Wittmann, Christoph Marquardt, Gerd Leuchs, Johannes Skaar, Lars Lydersen, Nitin Jain, {\O}ystein Mar{\o}y, Vadim Makarov

arxiv:1106.2119 v2 · 2011-06-10 · 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{X4NZBTVTQFGQLQIONHPQY475GL}

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	2026-05-18T04:12:56.293955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf1b90ceb3814d05c10e69df0c73fd32fb78d13d73382874f6690857e2038cba

Aliases

arxiv: 1106.2119 · arxiv_version: 1106.2119v2 · doi: 10.48550/arxiv.1106.2119 · pith_short_12: X4NZBTVTQFGQ · pith_short_16: X4NZBTVTQFGQLQIO · pith_short_8: X4NZBTVT

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/X4NZBTVTQFGQLQIONHPQY475GL \
  | 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: bf1b90ceb3814d05c10e69df0c73fd32fb78d13d73382874f6690857e2038cba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec8089e8a30331bd9d4f7a578c6fa03e9f76488e4513269334cc4a1519d56897",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-06-10T16:55:51Z",
    "title_canon_sha256": "f540018258fe1e2c130d11176603b2043495b2a90a82eb5ffb50922c801f83eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2119",
    "kind": "arxiv",
    "version": 2
  }
}