Pith Number

pith:GPNJC33W

pith:2019:GPNJC33WMQYGLPDQ5U7RARIOLJ

not attested not anchored not stored refs pending

Measurement Device Independent Verification of Quantum Channels

Alessandro Fedrizzi, Alexander Pickston, Denis Rosset, Dmytro Kundys, Francesco Graffitti, Martin Ringbauer, Massimiliano Proietti, Peter Barrow

arxiv:1906.11130 v2 · 2019-06-26 · 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{GPNJC33WMQYGLPDQ5U7RARIOLJ}

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	2026-07-05T00:30:17.050291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33da916f76643065bc70ed3f10450e5a4cc86509f9fa7ec0055fac12d6b730a5

Aliases

arxiv: 1906.11130 · arxiv_version: 1906.11130v2 · doi: 10.48550/arxiv.1906.11130 · pith_short_12: GPNJC33WMQYG · pith_short_16: GPNJC33WMQYGLPDQ · pith_short_8: GPNJC33W

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/GPNJC33WMQYGLPDQ5U7RARIOLJ \
  | 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: 33da916f76643065bc70ed3f10450e5a4cc86509f9fa7ec0055fac12d6b730a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a057f8a30fe3cbc820bca8878da7dcf4a6fad0cd78abd2d2ef49d45087efdb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-26T14:38:56Z",
    "title_canon_sha256": "00133e65a5e5d6b26e2f7d23e714a361f4a8d08165d578189b9b6cf55fb7ff80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11130",
    "kind": "arxiv",
    "version": 2
  }
}