Pith Number

pith:SB7O3FDH

pith:2022:SB7O3FDHR36MU5PPSGRMEQRJPG

not attested not anchored not stored refs pending

Your Consent Is Worth 75 Euros A Year -- Measurement and Lawfulness of Cookie Paywalls

Cristiana Santos, Soheil Human, Victor Morel, Yvonne Lintao

arxiv:2209.09946 v3 · 2022-09-20 · cs.CY · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SB7O3FDHR36MU5PPSGRMEQRJPG}

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	2026-07-05T05:00:45.992965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

907eed94678efcca75ef91a2c24229799aeedce253216deac66ef074d93b7de3

Aliases

arxiv: 2209.09946 · arxiv_version: 2209.09946v3 · doi: 10.48550/arxiv.2209.09946 · pith_short_12: SB7O3FDHR36M · pith_short_16: SB7O3FDHR36MU5PP · pith_short_8: SB7O3FDH

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/SB7O3FDHR36MU5PPSGRMEQRJPG \
  | 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: 907eed94678efcca75ef91a2c24229799aeedce253216deac66ef074d93b7de3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4faf4b6f2e47290e569643039aef4b8894dd8422b6fd1a01241285e31c1d585b",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2022-09-20T18:43:50Z",
    "title_canon_sha256": "5528f10fed2c7d843603e1093d605697c52ce7d41a7856238923f72784b758ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.09946",
    "kind": "arxiv",
    "version": 3
  }
}