Pith Number

pith:KCU72BYQ

pith:2012:KCU72BYQWW5JWSSDCLG7V7HXFG

not attested not anchored not stored refs pending

Small Count Privacy and Large Count Utility in Data Publishing

Ada Wai-chee Fu, Jia Wang, Ke Wang, Raymond Chi-Wing Wong

arxiv:1202.3253 v1 · 2012-02-15 · 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{KCU72BYQWW5JWSSDCLG7V7HXFG}

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	2026-05-18T04:02:14.273355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50a9fd0710b5ba9b4a4312cdfafcf7299dfe3a20535b1cee3f7eb6cbd4cb325c

Aliases

arxiv: 1202.3253 · arxiv_version: 1202.3253v1 · doi: 10.48550/arxiv.1202.3253 · pith_short_12: KCU72BYQWW5J · pith_short_16: KCU72BYQWW5JWSSD · pith_short_8: KCU72BYQ

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/KCU72BYQWW5JWSSDCLG7V7HXFG \
  | 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: 50a9fd0710b5ba9b4a4312cdfafcf7299dfe3a20535b1cee3f7eb6cbd4cb325c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fa14dd7bbb376312cdf716e183cd089e2c4a44ae85aeeff10a98795ce4acc2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-02-15T10:04:25Z",
    "title_canon_sha256": "7365a90dcdac58a0cc8a6f97ced4e3374eea81b20b8485ed5cdaae4eae7e9f0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3253",
    "kind": "arxiv",
    "version": 1
  }
}