Pith Number

pith:URC4W6TD

pith:2025:URC4W6TDFS5HA5ZJRLTZFBKAKK

not attested not anchored not stored refs pending

Indifferential Privacy: A New Paradigm and Its Applications to Optimal Matching in Dark Pool Auctions

Adya Agrawal, Antigoni Polychroniadou, T.-H. Hubert Chan

arxiv:2502.13415 v1 · 2025-02-19 · 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{URC4W6TDFS5HA5ZJRLTZFBKAKK}

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	2026-07-05T10:16:46.891524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a445cb7a632cba7077298ae792854052a017400b387b592ab78a7dcc47e2aa71

Aliases

arxiv: 2502.13415 · arxiv_version: 2502.13415v1 · doi: 10.48550/arxiv.2502.13415 · pith_short_12: URC4W6TDFS5H · pith_short_16: URC4W6TDFS5HA5ZJ · pith_short_8: URC4W6TD

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/URC4W6TDFS5HA5ZJRLTZFBKAKK \
  | 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: a445cb7a632cba7077298ae792854052a017400b387b592ab78a7dcc47e2aa71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f85808dd329f671aad8eebf2a261f837eb3e1184bf9242369c4b8d4d48f750c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-02-19T04:19:25Z",
    "title_canon_sha256": "e2a923dee872374cf153cc5ce8c3b2bd076528277866fa61b51fef88b8cb7ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.13415",
    "kind": "arxiv",
    "version": 1
  }
}