Pith Number

pith:P4DF3AG5

pith:2020:P4DF3AG5GF242FL55HBVFRHGFP

not attested not anchored not stored refs pending

Dark Patterns after the GDPR: Scraping Consent Pop-ups and Demonstrating their Influence

David Karger, Ilaria Liccardi, Lalana Kagal, Michael Veale, Midas Nouwens

arxiv:2001.02479 v1 · 2020-01-08 · cs.HC · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P4DF3AG5GF242FL55HBVFRHGFP}

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.

Cited by

1 paper in Pith

Measuring Compliance of Consent Revocation on the Web

Receipt and verification

First computed	2026-07-05T00:32:18.376936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f065d80dd3175cd157de9c352c4e62bf75ace0c9826adfd2367e0e8da8347cf

Aliases

arxiv: 2001.02479 · arxiv_version: 2001.02479v1 · doi: 10.48550/arxiv.2001.02479 · pith_short_12: P4DF3AG5GF24 · pith_short_16: P4DF3AG5GF242FL5 · pith_short_8: P4DF3AG5

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/P4DF3AG5GF242FL55HBVFRHGFP \
  | 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: 7f065d80dd3175cd157de9c352c4e62bf75ace0c9826adfd2367e0e8da8347cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd359de253277426d2debc55b1733973bf69e3c97541b32956ceb0cdf5ff2cfb",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-01-08T12:36:29Z",
    "title_canon_sha256": "bc9d9182c427a3625990e067834cb071f7653cfadacfefc02c4358d1be49cce9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02479",
    "kind": "arxiv",
    "version": 1
  }
}