Pith Number

pith:IROQ4KK2

pith:2022:IROQ4KK2GPAMTHMD4CXKYHOJ3V

not attested not anchored not stored refs pending

Constrained Update Projection Approach to Safe Policy Optimization

Binbin Zhou, Gang Pan, Jiaming Ji, Juntao Dai, Linrui Zhang, Long Yang, Pengfei Li, Yaodong Yang

arxiv:2209.07089 v2 · 2022-09-15 · 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{IROQ4KK2GPAMTHMD4CXKYHOJ3V}

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	2026-07-05T05:14:36.597725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

445d0e295a33c0c99d83e0aeac1dc9dd7bb45e9148d2aee00779fcf32d7313fe

Aliases

arxiv: 2209.07089 · arxiv_version: 2209.07089v2 · doi: 10.48550/arxiv.2209.07089 · pith_short_12: IROQ4KK2GPAM · pith_short_16: IROQ4KK2GPAMTHMD · pith_short_8: IROQ4KK2

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/IROQ4KK2GPAMTHMD4CXKYHOJ3V \
  | 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: 445d0e295a33c0c99d83e0aeac1dc9dd7bb45e9148d2aee00779fcf32d7313fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "757a7b1feaa45b0cefa0d7b1810a32aff79960827ee826ee2af43209f57ae01f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-09-15T07:01:42Z",
    "title_canon_sha256": "ae6ccd5d7ec90533e26ccb8ec4057b503eef57d825aff261c9c77a85283de73b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.07089",
    "kind": "arxiv",
    "version": 2
  }
}