Pith Number

pith:FBB4MQK4

pith:2026:FBB4MQK4KO3TK2X4CGXVCZZYGK

not attested not anchored not stored refs pending

Sparse Gaussian-Mixture-Model Q-Functions via Hadamard Overparametrization for Online Reinforcement Learning

Konstantinos Slavakis, Minh Vu

arxiv:2607.23474 v1 · 2026-07-26 · 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{FBB4MQK4KO3TK2X4CGXVCZZYGK}

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	2026-07-28T01:22:54.345983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2843c6415c53b7356afc11af51673832afddb3bf52c988edeee11eb21e609651

Aliases

arxiv: 2607.23474 · arxiv_version: 2607.23474v1 · doi: 10.48550/arxiv.2607.23474 · pith_short_12: FBB4MQK4KO3T · pith_short_16: FBB4MQK4KO3TK2X4 · pith_short_8: FBB4MQK4

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/FBB4MQK4KO3TK2X4CGXVCZZYGK \
  | 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: 2843c6415c53b7356afc11af51673832afddb3bf52c988edeee11eb21e609651

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba70592d6b9d30f629e3cb93ee5a35c821163a9df82c0e299a1ead3769bf113c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-26T05:58:23Z",
    "title_canon_sha256": "ceea3fb3233fbde9f8f8610dcd9cb570d38f92d8010f14db0d69707fd43fda71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23474",
    "kind": "arxiv",
    "version": 1
  }
}