Pith Number

pith:Y3O7HBKC

pith:2017:Y3O7HBKCFGOQ2DFXJTBKNDLKDV

not attested not anchored not stored refs pending

Quantum Fully Homomorphic Encryption With Verification

Christian Schaffner, Florian Speelman, Gorjan Alagic, Yfke Dulek

arxiv:1708.09156 v1 · 2017-08-30 · quant-ph · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3O7HBKCFGOQ2DFXJTBKNDLKDV}

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	2026-05-18T00:22:39.602513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6ddf38542299d0d0cb74cc2a68d6a1d637d40cd548bb1106d514e719cbda864

Aliases

arxiv: 1708.09156 · arxiv_version: 1708.09156v1 · doi: 10.48550/arxiv.1708.09156 · pith_short_12: Y3O7HBKCFGOQ · pith_short_16: Y3O7HBKCFGOQ2DFX · pith_short_8: Y3O7HBKC

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/Y3O7HBKCFGOQ2DFXJTBKNDLKDV \
  | 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: c6ddf38542299d0d0cb74cc2a68d6a1d637d40cd548bb1106d514e719cbda864

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "778fd7df481d63cff1679e5f51df7a3aa9cb11c62562fed6177fad9991002815",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-08-30T08:10:49Z",
    "title_canon_sha256": "27da62921e83e1a11136b4c307c5876341b384b38b401feed08a385cf696152a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09156",
    "kind": "arxiv",
    "version": 1
  }
}