Pith Number

pith:5NCY3SIY

pith:2024:5NCY3SIYUOD7WZFZIGUVQRI7CW

not attested not anchored not stored refs pending

Are PPO-ed Language Models Hackable?

David Getzen, Suraj Anand

arxiv:2406.02577 v1 · 2024-05-28 · cs.CL · cs.CR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NCY3SIYUOD7WZFZIGUVQRI7CW}

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	2026-07-05T08:27:27.166015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb458dc918a387fb64b941a958451f15ae889cfd9c7752e0f7a998ce93cc9e5d

Aliases

arxiv: 2406.02577 · arxiv_version: 2406.02577v1 · doi: 10.48550/arxiv.2406.02577 · pith_short_12: 5NCY3SIYUOD7 · pith_short_16: 5NCY3SIYUOD7WZFZ · pith_short_8: 5NCY3SIY

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/5NCY3SIYUOD7WZFZIGUVQRI7CW \
  | 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: eb458dc918a387fb64b941a958451f15ae889cfd9c7752e0f7a998ce93cc9e5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83159705757b5eb05238e3c86d92ecdf9c68475b39bf84dbe49aa60d0efd8537",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-05-28T23:28:28Z",
    "title_canon_sha256": "fdbd4880ff8a24ae73258165a1e3ef3d4f6ff8f6a7a2fbaed8d92922a23e7058"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.02577",
    "kind": "arxiv",
    "version": 1
  }
}