Pith Number

pith:GETQWE2L

pith:2021:GETQWE2LB56HZQOCV7YUNQAJRO

not attested not anchored not stored refs pending

Safety and Liveness Guarantees through Reach-Avoid Reinforcement Learning

Claire J. Tomlin, Jaime F. Fisac, Kai-Chieh Hsu, Vicen\c{c} Rubies-Royo

arxiv:2112.12288 v1 · 2021-12-23 · cs.LG · cs.RO · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GETQWE2LB56HZQOCV7YUNQAJRO}

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

3 papers in Pith

Reachability-Preserving Bellman Operator for the Discounted Reach-Cost Value Function: Uniting Hamilton-Jacobi Reachability and Reinforcement Learning

ShardNet: Training Neural Controllers with Hard, Non-Convex Constraints

From Refusal to Recovery: A Control-Theoretic Approach to Generative AI Guardrails

Receipt and verification

First computed	2026-07-05T03:50:53.370384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31270b134b0f7c7cc1c2aff146c0098b9a060f91e6bf6cee28244fddcfdad77d

Aliases

arxiv: 2112.12288 · arxiv_version: 2112.12288v1 · doi: 10.48550/arxiv.2112.12288 · pith_short_12: GETQWE2LB56H · pith_short_16: GETQWE2LB56HZQOC · pith_short_8: GETQWE2L

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/GETQWE2LB56HZQOCV7YUNQAJRO \
  | 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: 31270b134b0f7c7cc1c2aff146c0098b9a060f91e6bf6cee28244fddcfdad77d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85189eacea92d8b6533976c4b027d714ad756bf78543f80afe029ef5be1d424c",
    "cross_cats_sorted": [
      "cs.RO",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-12-23T00:44:38Z",
    "title_canon_sha256": "0d5cecb297f4b623ef8266347c5c287cc75dfe2f86dc2849acb770aba6c70572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.12288",
    "kind": "arxiv",
    "version": 1
  }
}