Pith Number

pith:ZK2D5TCA

pith:2021:ZK2D5TCAMEFZDYLFEV6AAXDHNA

not attested not anchored not stored refs pending

Differential Privacy in Aggregated Mobility Networks: Balancing Privacy and Utility

Ammar Haydari, Chen-Nee Chuah, Jane Macfarlane, Michael Zhang, Sean Peisert

arxiv:2112.08487 v2 · 2021-12-10 · 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{ZK2D5TCAMEFZDYLFEV6AAXDHNA}

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	2026-07-05T07:33:06.881625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cab43ecc40610b91e165257c005c6768018bd0fe9bbcf2b2837136dde06b9c31

Aliases

arxiv: 2112.08487 · arxiv_version: 2112.08487v2 · doi: 10.48550/arxiv.2112.08487 · pith_short_12: ZK2D5TCAMEFZ · pith_short_16: ZK2D5TCAMEFZDYLF · pith_short_8: ZK2D5TCA

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/ZK2D5TCAMEFZDYLFEV6AAXDHNA \
  | 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: cab43ecc40610b91e165257c005c6768018bd0fe9bbcf2b2837136dde06b9c31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a02d1c934a3857d32ec654624c79015038a89e39b7fc1376341430dbff3e623",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-12-10T18:53:41Z",
    "title_canon_sha256": "3dd43e1e5b9dd86d392ad3cea3e248594349e36f7e0b99103fb74e8ebe497202"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.08487",
    "kind": "arxiv",
    "version": 2
  }
}