Pith Number

pith:XWNK6HJQ

pith:2018:XWNK6HJQ6AA6DJ46ICFKLOVENF

not attested not anchored not stored refs pending

Issues Encountered Deploying Differential Privacy

John M. Abowd, Sarah Powazek, Simson L. Garfinkel

arxiv:1809.02201 v1 · 2018-09-06 · 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{XWNK6HJQ6AA6DJ46ICFKLOVENF}

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	2026-05-18T00:06:17.677964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd9aaf1d30f001e1a79e408aa5baa4697196f4587515eb15cbf7f0daf9ff0eb6

Aliases

arxiv: 1809.02201 · arxiv_version: 1809.02201v1 · doi: 10.48550/arxiv.1809.02201 · pith_short_12: XWNK6HJQ6AA6 · pith_short_16: XWNK6HJQ6AA6DJ46 · pith_short_8: XWNK6HJQ

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/XWNK6HJQ6AA6DJ46ICFKLOVENF \
  | 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: bd9aaf1d30f001e1a79e408aa5baa4697196f4587515eb15cbf7f0daf9ff0eb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69e0a3f8e28eb8db8ae31db440dbe4e4f3443febe17413116b7f858096f03e9c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-09-06T20:02:01Z",
    "title_canon_sha256": "4e49460a5b57bc532ea30049eac0df36786cb1213caa2e2cae494419c8193728"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02201",
    "kind": "arxiv",
    "version": 1
  }
}