Pith Number

pith:GBDBB5PT

pith:2020:GBDBB5PTBZT7KH6FYVD534UORG

not attested not anchored not stored refs pending

PPaaS: Privacy Preservation as a Service

Dongxi Liu, Ibrahim Khalil, Pathum Chamikara Mahawaga Arachchige, Peter Bertok, Seyit Camtepe

arxiv:2007.02013 v3 · 2020-07-04 · cs.CR · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GBDBB5PTBZT7KH6FYVD534UORG}

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	2026-07-05T02:33:54.013063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

304610f5f30e67f51fc5c547ddf28e89ba2549a1d26fb044684a5b9868b9e116

Aliases

arxiv: 2007.02013 · arxiv_version: 2007.02013v3 · doi: 10.48550/arxiv.2007.02013 · pith_short_12: GBDBB5PTBZT7 · pith_short_16: GBDBB5PTBZT7KH6F · pith_short_8: GBDBB5PT

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/GBDBB5PTBZT7KH6FYVD534UORG \
  | 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: 304610f5f30e67f51fc5c547ddf28e89ba2549a1d26fb044684a5b9868b9e116

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "383379dcd7590b3bebdbb5aef6d6f46bab40363059b149e28eeaad275bb396c3",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-07-04T05:44:50Z",
    "title_canon_sha256": "2224c20822c273c8c0f5558d1c824de7d04c8a46b3ab2e49dc0662e5e8ac4374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.02013",
    "kind": "arxiv",
    "version": 3
  }
}