Pith Number

pith:KJWRFKBA

pith:2018:KJWRFKBA3LUU52UYCDZFR7PCO7

not attested not anchored not stored refs pending

Automatic Detection of Vague Words and Sentences in Privacy Policies

Fei Liu, Logan Lebanoff

arxiv:1808.06219 v2 · 2018-08-19 · 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{KJWRFKBA3LUU52UYCDZFR7PCO7}

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	2026-05-18T00:06:55.679295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

526d12a820dae94eea9810f258fde277e2322e9fdefff6424fdc706cc49d7ab9

Aliases

arxiv: 1808.06219 · arxiv_version: 1808.06219v2 · doi: 10.48550/arxiv.1808.06219 · pith_short_12: KJWRFKBA3LUU · pith_short_16: KJWRFKBA3LUU52UY · pith_short_8: KJWRFKBA

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/KJWRFKBA3LUU52UYCDZFR7PCO7 \
  | 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: 526d12a820dae94eea9810f258fde277e2322e9fdefff6424fdc706cc49d7ab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee0331296916acd0f55f6fbccf2a65a733036bd1a3c480491e19cc4da860600c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-08-19T15:12:19Z",
    "title_canon_sha256": "ee48cbf0616589a5ef2c6bf3892e72938570973bf6e500a9616bf71b70c61f10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06219",
    "kind": "arxiv",
    "version": 2
  }
}