Pith Number

pith:ZDE3AW4U

pith:2026:ZDE3AW4UD3QNBT75BV4YNJNCNF

not attested not anchored not stored refs pending

CR4T: Rewrite-Based Guardrails for Adolescent LLM Safety

Heajun An, Jin-Hee Cho, Qi Zhang, Vedanth Achanta

arxiv:2605.21609 v1 · 2026-05-20 · cs.CL · cs.AI · 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{ZDE3AW4UD3QNBT75BV4YNJNCNF}

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	2026-05-22T01:03:25.224342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8c9b05b941ee0d0cffd0d7986a5a2696a3264a8bb82de551d43cace7a6bab66

Aliases

arxiv: 2605.21609 · arxiv_version: 2605.21609v1 · doi: 10.48550/arxiv.2605.21609 · pith_short_12: ZDE3AW4UD3QN · pith_short_16: ZDE3AW4UD3QNBT75 · pith_short_8: ZDE3AW4U

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/ZDE3AW4UD3QNBT75BV4YNJNCNF \
  | 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: c8c9b05b941ee0d0cffd0d7986a5a2696a3264a8bb82de551d43cace7a6bab66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3be1e929b7b48e39e468b49c7f138b588d49bd37d4781fdbb630665c1578974",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-20T18:16:18Z",
    "title_canon_sha256": "39c123627055136f6aac574218bf93840f6eaa5c63b8fed6c7ec3c42b7e46c51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21609",
    "kind": "arxiv",
    "version": 1
  }
}