Pith Number

pith:KGARJCKL

pith:2019:KGARJCKL6CEFCX3YN6FHSS5PZ6

not attested not anchored not stored refs pending

Lightning-Fast and Privacy-Preserving Outsourced Computation in the Cloud

Pengfei Wu, Robert H. Deng, Ximeng Liu, Yang Yang

arxiv:1909.12540 v1 · 2019-09-27 · 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{KGARJCKL6CEFCX3YN6FHSS5PZ6}

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	2026-07-05T00:07:40.846975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

518114894bf088515f786f8a794bafcfa684b71be46dbb86fe6ff91b31a34fa1

Aliases

arxiv: 1909.12540 · arxiv_version: 1909.12540v1 · doi: 10.48550/arxiv.1909.12540 · pith_short_12: KGARJCKL6CEF · pith_short_16: KGARJCKL6CEFCX3Y · pith_short_8: KGARJCKL

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/KGARJCKL6CEFCX3YN6FHSS5PZ6 \
  | 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: 518114894bf088515f786f8a794bafcfa684b71be46dbb86fe6ff91b31a34fa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69be0bf18186ead900a35bd1f818a1012797dd830fd2203ebd068081e7768d23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-09-27T07:59:12Z",
    "title_canon_sha256": "0b68499afe41fb8b87f4f4279979d73b3fc3926447fc47a9b2112d2475a8ca78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.12540",
    "kind": "arxiv",
    "version": 1
  }
}