Pith Number

pith:XHQZHYRL

pith:2025:XHQZHYRL7MWMPRDNVS7IIKLSI2

not attested not anchored not stored refs pending

Polynomial-Time Approximability of Constrained Reinforcement Learning

Jeremy McMahan

arxiv:2502.07764 v1 · 2025-02-11 · cs.DS · cs.AI · 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{XHQZHYRL7MWMPRDNVS7IIKLSI2}

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	2026-07-05T10:12:53.594138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9e193e22bfb2cc7c46dacbe84297246b057176aab31937d16f2e41690009154

Aliases

arxiv: 2502.07764 · arxiv_version: 2502.07764v1 · doi: 10.48550/arxiv.2502.07764 · pith_short_12: XHQZHYRL7MWM · pith_short_16: XHQZHYRL7MWMPRDN · pith_short_8: XHQZHYRL

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/XHQZHYRL7MWMPRDNVS7IIKLSI2 \
  | 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: b9e193e22bfb2cc7c46dacbe84297246b057176aab31937d16f2e41690009154

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef94554edc59f98075dba844feec96ffcc7726e388a0f9e42948109704eabb4",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2025-02-11T18:47:53Z",
    "title_canon_sha256": "fefb2463a2977a050bc0997903aca63b82fea6a965baa5db0d64713d44be3129"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.07764",
    "kind": "arxiv",
    "version": 1
  }
}