Pith Number

pith:U7F6PLZF

pith:2026:U7F6PLZFCJ5LLDOY26JKESZSDO

not attested not anchored not stored refs pending

Faults and Pitfalls in Implementing the Right to be Forgotten

Chen Sun, Nikolas Guggenberger, Supreeth Shastri

arxiv:2605.27171 v1 · 2026-05-26 · cs.CY · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7F6PLZFCJ5LLDOY26JKESZSDO}

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	2026-05-27T02:05:46.276993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7cbe7af25127ab58dd8d792a24b321bab0cce24af1907e5459714bd6d5e0103

Aliases

arxiv: 2605.27171 · arxiv_version: 2605.27171v1 · doi: 10.48550/arxiv.2605.27171 · pith_short_12: U7F6PLZFCJ5L · pith_short_16: U7F6PLZFCJ5LLDOY · pith_short_8: U7F6PLZF

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/U7F6PLZFCJ5LLDOY26JKESZSDO \
  | 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: a7cbe7af25127ab58dd8d792a24b321bab0cce24af1907e5459714bd6d5e0103

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "721743203ecbd2bdf2d9a83de24af6259b1979fc998e6e7754b4be83197f7664",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2026-05-26T15:27:49Z",
    "title_canon_sha256": "055574085d3534753f6ceef666391e8b0ed40d8c9f9d27992605050f84f504bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27171",
    "kind": "arxiv",
    "version": 1
  }
}