Pith Number

pith:MB5P5RAJ

pith:2020:MB5P5RAJG3XHYL5WHQL36KZ5UY

not attested not anchored not stored refs pending

A Study of Policy Gradient on a Class of Exactly Solvable Models

Anna Brandenberger, Colin Daniels, Doina Precup, Gavin McCracken, Prakash Panangaden, Rosie Zhao

arxiv:2011.01859 v1 · 2020-11-03 · cs.LG · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MB5P5RAJG3XHYL5WHQL36KZ5UY}

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	2026-07-05T01:48:36.598766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607afec40936ee7c2fb63c17bf2b3da606be29f22aa0c434f0c11fd926f23481

Aliases

arxiv: 2011.01859 · arxiv_version: 2011.01859v1 · doi: 10.48550/arxiv.2011.01859 · pith_short_12: MB5P5RAJG3XH · pith_short_16: MB5P5RAJG3XHYL5W · pith_short_8: MB5P5RAJ

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/MB5P5RAJG3XHYL5WHQL36KZ5UY \
  | 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: 607afec40936ee7c2fb63c17bf2b3da606be29f22aa0c434f0c11fd926f23481

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df16dc64e4b3088b7288ebdc4dce11fe683bb3517478440c999cd495a59bc8a8",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-11-03T17:27:53Z",
    "title_canon_sha256": "fc34e5d86e9bd38233fc7a5ec657274cbac90d4e38c53e901d66915cd6813121"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.01859",
    "kind": "arxiv",
    "version": 1
  }
}