Pith Number

pith:NOSWDOLD

pith:2021:NOSWDOLDJLFJIFHSPTI4WK76WZ

not attested not anchored not stored refs pending

Direct Behavior Specification via Constrained Reinforcement Learning

Christopher Pal, Joshua Romoff, Julien Roy, Pierre-Luc Bacon, Roger Girgis

arxiv:2112.12228 v6 · 2021-12-22 · 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{NOSWDOLDJLFJIFHSPTI4WK76WZ}

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	2026-07-05T04:32:54.215925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ba561b9634aca9414f27cd1cb2bfeb6781461f4dc27cfaed45fe74b413ba486

Aliases

arxiv: 2112.12228 · arxiv_version: 2112.12228v6 · doi: 10.48550/arxiv.2112.12228 · pith_short_12: NOSWDOLDJLFJ · pith_short_16: NOSWDOLDJLFJIFHS · pith_short_8: NOSWDOLD

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/NOSWDOLDJLFJIFHSPTI4WK76WZ \
  | 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: 6ba561b9634aca9414f27cd1cb2bfeb6781461f4dc27cfaed45fe74b413ba486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d81469cbd868677f159f6c0d9422978f1988abcd53e8a2b985026f4586dd859",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-22T21:12:28Z",
    "title_canon_sha256": "988b76e03438660b8484b218e092af2824023a7e646e62b2f9195be60c7fd9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12228",
    "kind": "arxiv",
    "version": 6
  }
}