Pith Number

pith:ZNDPULXS

pith:2012:ZNDPULXSD5ARQBANCMM7AHQ5LL

not attested not anchored not stored refs pending

Real-time monitoring of single-photon detectors against eavesdropping in quantum key distribution systems

G. B. Xavier, G. P. Tempor\~ao, J. P. von der Weid, T. Ferreira da Silva

arxiv:1208.0532 v1 · 2012-08-02 · 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{ZNDPULXSD5ARQBANCMM7AHQ5LL}

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	2026-05-18T03:49:33.877071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb46fa2ef21f4118040d1319f01e1d5ae0abea07129b561dd2c3d64cb33e7ed3

Aliases

arxiv: 1208.0532 · arxiv_version: 1208.0532v1 · doi: 10.48550/arxiv.1208.0532 · pith_short_12: ZNDPULXSD5AR · pith_short_16: ZNDPULXSD5ARQBAN · pith_short_8: ZNDPULXS

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/ZNDPULXSD5ARQBANCMM7AHQ5LL \
  | 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: cb46fa2ef21f4118040d1319f01e1d5ae0abea07129b561dd2c3d64cb33e7ed3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "255eaf375a85653eda7b34d09ce34a2d92de691f4408cb25ca56a682c1add700",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-02T16:29:05Z",
    "title_canon_sha256": "5d882923bf9e53618b3e96e42ff6f5622d433fabe5a666a6ea1fe55671aca988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0532",
    "kind": "arxiv",
    "version": 1
  }
}