Pith Number

pith:LK4H22G7

pith:2021:LK4H22G7BLXO6TQR3O2GFQ7F7I

not attested not anchored not stored refs pending

A Tandem Framework Balancing Privacy and Security for Voice User Interfaces

David Boyle, Hamed Haddadi, Ranya Aloufi

arxiv:2107.10045 v1 · 2021-07-21 · cs.CR · cs.SD · eess.AS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LK4H22G7BLXO6TQR3O2GFQ7F7I}

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	2026-07-05T02:59:58.665391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ab87d68df0aeeef4e11dbb462c3e5fa04d3dfd3c9cba63c0cdcc18d61ee6baf

Aliases

arxiv: 2107.10045 · arxiv_version: 2107.10045v1 · doi: 10.48550/arxiv.2107.10045 · pith_short_12: LK4H22G7BLXO · pith_short_16: LK4H22G7BLXO6TQR · pith_short_8: LK4H22G7

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/LK4H22G7BLXO6TQR3O2GFQ7F7I \
  | 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: 5ab87d68df0aeeef4e11dbb462c3e5fa04d3dfd3c9cba63c0cdcc18d61ee6baf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76912bf16a24bfc16d68f8a966426a6ebf4a4417bbb34519751ee107a2e568d7",
    "cross_cats_sorted": [
      "cs.SD",
      "eess.AS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-07-21T12:30:14Z",
    "title_canon_sha256": "acd4407e54e6cbef0e9f44e8276bf446d0c860403d1b5c4f4babc4fb5d2604d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.10045",
    "kind": "arxiv",
    "version": 1
  }
}