Pith Number

pith:Z2PUSD43

pith:2026:Z2PUSD437NOAFNYG4BLWBN3547

not attested not anchored not stored refs pending

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

Aleksandar Todorov, Matthia Sabatelli

arxiv:2605.26012 v1 · 2026-05-25 · 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{Z2PUSD437NOAFNYG4BLWBN3547}

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	2026-05-26T02:05:23.215935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce9f490f9bfb5c02b706e05760b77de7c8135f8f0a783b9a9c22806714fcba84

Aliases

arxiv: 2605.26012 · arxiv_version: 2605.26012v1 · doi: 10.48550/arxiv.2605.26012 · pith_short_12: Z2PUSD437NOA · pith_short_16: Z2PUSD437NOAFNYG · pith_short_8: Z2PUSD43

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/Z2PUSD437NOAFNYG4BLWBN3547 \
  | 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: ce9f490f9bfb5c02b706e05760b77de7c8135f8f0a783b9a9c22806714fcba84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c41629f7b2d1c7e946f8fe1ba466f094cb1604b1ba0dfdbb0d7eaecc10792447",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-25T16:31:33Z",
    "title_canon_sha256": "e9230357fbdda8d0a79ab241afd724b48ea20b2b9ff79f4ef7723a0b140e29f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26012",
    "kind": "arxiv",
    "version": 1
  }
}