Pith Number

pith:2ZJJJ2QZ

pith:2019:2ZJJJ2QZCXBIFZAA7QU7CUTOAR

not attested not anchored not stored refs pending

Efficient Off-Policy Meta-Reinforcement Learning via Probabilistic Context Variables

Aurick Zhou, Chelsea Finn, Deirdre Quillen, Kate Rakelly, Sergey Levine

arxiv:1903.08254 v1 · 2019-03-19 · cs.LG · cs.AI · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZJJJ2QZCXBIFZAA7QU7CUTOAR}

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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

1 paper in Pith

Meta-Learning and Meta-Reinforcement Learning -- Tracing the Path towards DeepMind's Adaptive Agent

Receipt and verification

First computed	2026-05-17T23:50:49.896977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65294ea1915c282e400fc29f1526e046cfe817fe133d91e7ae701e791d78d88

Aliases

arxiv: 1903.08254 · arxiv_version: 1903.08254v1 · doi: 10.48550/arxiv.1903.08254 · pith_short_12: 2ZJJJ2QZCXBI · pith_short_16: 2ZJJJ2QZCXBIFZAA · pith_short_8: 2ZJJJ2QZ

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/2ZJJJ2QZCXBIFZAA7QU7CUTOAR \
  | 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: d65294ea1915c282e400fc29f1526e046cfe817fe133d91e7ae701e791d78d88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad87b0b3dd330e3b851b02551b8e51a59af27773d7c837d60284ea86fb2cda03",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-19T20:51:04Z",
    "title_canon_sha256": "7e6629b353311cac6bb83bd30d845069cbbc45dd21d9b537401480e68ca9d0ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08254",
    "kind": "arxiv",
    "version": 1
  }
}