Pith Number

pith:4ECM42KH

pith:2026:4ECM42KHZDFLREHIODM3D6J7LS

not attested not anchored not stored refs pending

Beyond Direct Identifiers: Probabilistic Privacy Risk Estimation for Privacy-Conscious LLM Query Delegation

Julia Hirschberg, Li Siyan, Zhou Yu

arxiv:2608.09140 v1 · 2026-08-10 · cs.CR · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ECM42KHZDFLREHIODM3D6J7LS}

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	2026-08-11T02:21:53.587513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e104ce6947c8cab890e870d9b1f93f5c9ff0724b36906a0aeaaeca891b247466

Aliases

arxiv: 2608.09140 · arxiv_version: 2608.09140v1 · doi: 10.48550/arxiv.2608.09140 · pith_short_12: 4ECM42KHZDFL · pith_short_16: 4ECM42KHZDFLREHI · pith_short_8: 4ECM42KH

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/4ECM42KHZDFLREHIODM3D6J7LS \
  | 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: e104ce6947c8cab890e870d9b1f93f5c9ff0724b36906a0aeaaeca891b247466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b19bba81138597731ffbee9dbb6a00bcb0a4fd7fc9e7d8c3f3575a641aeddc9f",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-08-10T05:38:28Z",
    "title_canon_sha256": "d704ded35761680d0d7db187d27c8bff0960b48f1308932d800fd007ba60c2dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.09140",
    "kind": "arxiv",
    "version": 1
  }
}