Pith Number

pith:WGMAIW2S

pith:2026:WGMAIW2SXCVKZHKMHMILYPQSR7

not attested not anchored not stored refs pending

A history of GDPR cookie banner compliance: the roles of publishers, regulators and CMPs

Lieven Desmet, Tom van Goethem, Vincent Toubiana, Wouter Joosen, Yana Dimova

arxiv:2606.31485 v1 · 2026-06-30 · 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{WGMAIW2SXCVKZHKMHMILYPQSR7}

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	2026-07-01T01:18:04.721801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b198045b52b8aaac9d4c3b10bc3e128ff34612aad95aaccb061a114eee9602de

Aliases

arxiv: 2606.31485 · arxiv_version: 2606.31485v1 · doi: 10.48550/arxiv.2606.31485 · pith_short_12: WGMAIW2SXCVK · pith_short_16: WGMAIW2SXCVKZHKM · pith_short_8: WGMAIW2S

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/WGMAIW2SXCVKZHKMHMILYPQSR7 \
  | 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: b198045b52b8aaac9d4c3b10bc3e128ff34612aad95aaccb061a114eee9602de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32a0bb2611eae3f9a7cdcf549f3b112e0fae8aa2b4a9a6c7eebd230a055b418c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-06-30T11:00:24Z",
    "title_canon_sha256": "5021d0586a58256744bc133b22325759e9de4102c1e8d2ccfdbfcb0daf3c834d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31485",
    "kind": "arxiv",
    "version": 1
  }
}