Pith Number

pith:KOBMBRQX

pith:2011:KOBMBRQXOX2Z4EFK7PDI5NF464

not attested not anchored not stored refs pending

Finite-key analysis of the six-state protocol with photon-number-resolution detectors

Dagmar Bru{\ss}, Hermann Kampermann, Markus Mertz, Silvestre Abruzzo

arxiv:1111.2798 v1 · 2011-11-11 · 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{KOBMBRQXOX2Z4EFK7PDI5NF464}

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	2026-05-18T04:08:25.045438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5382c0c61775f59e10aafbc68eb4bcf72b2d0c80d3325815401bf1d2388800e2

Aliases

arxiv: 1111.2798 · arxiv_version: 1111.2798v1 · doi: 10.48550/arxiv.1111.2798 · pith_short_12: KOBMBRQXOX2Z · pith_short_16: KOBMBRQXOX2Z4EFK · pith_short_8: KOBMBRQX

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/KOBMBRQXOX2Z4EFK7PDI5NF464 \
  | 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: 5382c0c61775f59e10aafbc68eb4bcf72b2d0c80d3325815401bf1d2388800e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6b928100fa10962506e8fb4a184e70cf2fb924cfb3613f476e79bfb7bad8231",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-11T16:53:13Z",
    "title_canon_sha256": "7653a1dba99acdbdb6638b10000882da6af7f714b472bc50d79a3b0854b43b2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2798",
    "kind": "arxiv",
    "version": 1
  }
}