Pith Number

pith:YRV2FL3P

pith:2018:YRV2FL3PPJZG74QXE2WFUIZUKH

not attested not anchored not stored refs pending

Shrinkwrap: Differentially-Private Query Processing in Private Data Federations

Ashwin Machanavajjhala, Jennie Rogers, Johes Bater, William Ehrich, Xi He

arxiv:1810.01816 v1 · 2018-10-03 · 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{YRV2FL3PPJZG74QXE2WFUIZUKH}

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	2026-05-18T00:04:10.906085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c46ba2af6f7a726ff21726ac5a233451e30acf3172e66ddf634b46ed68523e09

Aliases

arxiv: 1810.01816 · arxiv_version: 1810.01816v1 · doi: 10.48550/arxiv.1810.01816 · pith_short_12: YRV2FL3PPJZG · pith_short_16: YRV2FL3PPJZG74QX · pith_short_8: YRV2FL3P

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/YRV2FL3PPJZG74QXE2WFUIZUKH \
  | 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: c46ba2af6f7a726ff21726ac5a233451e30acf3172e66ddf634b46ed68523e09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26fb3dc8ffaeda590d76d5d0986ffe4965acf33a303d695ab2f5464a1969a846",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2018-10-03T16:09:14Z",
    "title_canon_sha256": "ef7067285a67a6bb88c44337ad4e51b9d65ab720bfe0e3f4af58da73d2089efd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01816",
    "kind": "arxiv",
    "version": 1
  }
}