Pith Number

pith:75QNKSPV

pith:2022:75QNKSPVS33ZTBIPAHXU5VBEZQ

not attested not anchored not stored refs pending

Discovered Policy Optimisation

Alistair Letcher, Chris Lu, Christian Schroeder de Witt, Jakob Foerster, Jakub Grudzien Kuba, Luke Metz

arxiv:2210.05639 v2 · 2022-10-11 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{75QNKSPVS33ZTBIPAHXU5VBEZQ}

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.

Cited by

1 paper in Pith

Learning in Low-Dimensional Subspaces: Orthogonal Bottlenecks for Reinforcement Learning

Receipt and verification

First computed	2026-07-05T05:06:15.701055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff60d549f596f799850f01ef4ed424cc24c42870c54574a38129eace44edb722

Aliases

arxiv: 2210.05639 · arxiv_version: 2210.05639v2 · doi: 10.48550/arxiv.2210.05639 · pith_short_12: 75QNKSPVS33Z · pith_short_16: 75QNKSPVS33ZTBIP · pith_short_8: 75QNKSPV

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/75QNKSPVS33ZTBIPAHXU5VBEZQ \
  | 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: ff60d549f596f799850f01ef4ed424cc24c42870c54574a38129eace44edb722

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0bd9f185f31d217586b0371c5a420bd649dfd5b4975ec5c8c2acb98ff7aaaaf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-10-11T17:32:11Z",
    "title_canon_sha256": "6c1ac77748bc0962345ca9b3db70c8743a23cf1b0dd295463f60c8ea37fd69a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.05639",
    "kind": "arxiv",
    "version": 2
  }
}