Pith Number

pith:Y5JKNSZV

pith:2026:Y5JKNSZVVTS3IF5LHD5HNAFEUL

not attested not anchored not stored refs pending

Full characterization of informative subsets in Quantum Encrypted Cloning

Ernesto Damiani, Gabriele Gianini, Jianyi Lin, Omar Hasan, Stelvio Cimato

arxiv:2605.27421 v1 · 2026-05-19 · 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{Y5JKNSZVVTS3IF5LHD5HNAFEUL}

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	2026-05-28T00:05:18.029387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c752a6cb35ace5b417ab38fa7680a4a2f6480ffcd466594dfb46a9a743314df1

Aliases

arxiv: 2605.27421 · arxiv_version: 2605.27421v1 · doi: 10.48550/arxiv.2605.27421 · pith_short_12: Y5JKNSZVVTS3 · pith_short_16: Y5JKNSZVVTS3IF5L · pith_short_8: Y5JKNSZV

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/Y5JKNSZVVTS3IF5LHD5HNAFEUL \
  | 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: c752a6cb35ace5b417ab38fa7680a4a2f6480ffcd466594dfb46a9a743314df1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f5a341105bd61c09ded41d98283cdb2936c14d62101cdf96a8c73e301fcdfdc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-19T11:59:12Z",
    "title_canon_sha256": "602967b401c3aa1d10632e09fa5b0b8ca89ab1c0f641f5b4cab49389c1fdbe6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27421",
    "kind": "arxiv",
    "version": 1
  }
}