Pith Number

pith:PX7GTLSA

pith:2020:PX7GTLSARM6UNOYCM7YARMMPCI

not attested not anchored not stored refs pending

Privacy at Scale: Introducing the PrivaSeer Corpus of Web Privacy Policies

C. Lee Giles, Mukund Srinath, Shomir Wilson

arxiv:2004.11131 v2 · 2020-04-23 · cs.IR · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX7GTLSARM6UNOYCM7YARMMPCI}

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	2026-07-05T08:02:18.209838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dfe69ae408b3d46bb0267f008b18f12187743ab73d0a4d118fdfd554dd60386

Aliases

arxiv: 2004.11131 · arxiv_version: 2004.11131v2 · doi: 10.48550/arxiv.2004.11131 · pith_short_12: PX7GTLSARM6U · pith_short_16: PX7GTLSARM6UNOYC · pith_short_8: PX7GTLSA

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/PX7GTLSARM6UNOYCM7YARMMPCI \
  | 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: 7dfe69ae408b3d46bb0267f008b18f12187743ab73d0a4d118fdfd554dd60386

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89a69d2e4e379db129c05b46ad665013e3c24376612457d9e1b718c27db40792",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-04-23T13:21:00Z",
    "title_canon_sha256": "1af73497e21a12c5eaad2f50038da291efc462c24a0a3b44a02703de9ddd1afb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11131",
    "kind": "arxiv",
    "version": 2
  }
}