Pith Number

pith:Y4QJWDMC

pith:2018:Y4QJWDMCYX47PMCJHYADIR6VTG

not attested not anchored not stored refs pending

Understanding and Mitigating the Security Risks of Voice-Controlled Third-Party Skills on Amazon Alexa and Google Home

Feng Qian, Nan Zhang, Xianghang Mi, Xiaofeng Wang, Xuan Feng, Yuan Tian

arxiv:1805.01525 v2 · 2018-05-03 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4QJWDMCYX47PMCJHYADIR6VTG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:12:03.739981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7209b0d82c5f9f7b0493e003447d599ab0eb57c7e99895dbfc2ae56453d34ae

Aliases

arxiv: 1805.01525 · arxiv_version: 1805.01525v2 · doi: 10.48550/arxiv.1805.01525 · pith_short_12: Y4QJWDMCYX47 · pith_short_16: Y4QJWDMCYX47PMCJ · pith_short_8: Y4QJWDMC

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/Y4QJWDMCYX47PMCJHYADIR6VTG \
  | 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: c7209b0d82c5f9f7b0493e003447d599ab0eb57c7e99895dbfc2ae56453d34ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10195cfc23d07620853382f530acfdff2c0d1f3e62fa6eede07414a023cf1416",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-05-03T20:42:36Z",
    "title_canon_sha256": "62813600e5165b3872f51c6cf780f029d8aecea9d2d651fc967ac417df1cd54f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01525",
    "kind": "arxiv",
    "version": 2
  }
}