Pith Number

pith:IM2TDZG3

pith:2019:IM2TDZG3XLP2LXBOC36PSZJVDX

not attested not anchored not stored refs pending

OpenSpiel: A Framework for Reinforcement Learning in Games

Bart De Vylder, Brennan Saeta, Daniel Hennes, David Ding, Dustin Morrill, Edward Hughes, Edward Lockhart, Finbarr Timbers, Ivo Danihelka, James Bradbury, J\'anos Kram\'ar, Jean-Baptiste Lespiau, Jonah Ryan-Davis, Julian Schrittwieser, Julien P\'erolat, Karl Tuyls, Marc Lanctot, Matthew Lai, Paul Muller, Ryan Faulkner, Satyaki Upadhyay, Sebastian Borgeaud, Shayegan Omidshafiei, Sriram Srinivasan, Thomas Anthony, Timo Ewalds, Vinicius Zambaldi

arxiv:1908.09453 v6 · 2019-08-26 · cs.LG · cs.AI · cs.GT · cs.MA

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

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\usepackage{pith}
\pithnumber{IM2TDZG3XLP2LXBOC36PSZJVDX}

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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

19 papers in Pith

EMAgnet: Parameter-Space EMA Regularization for Policy Gradient Self-Play in Large Games

Towards Learning Representations of Policies in Two-Player Zero-Sum Imperfect-Information Games

Robots Need More than VLA and World Models

Generalized Intention Modeling in Multi-Agent Reinforcement Learning

Verifiable Process Rewards for Agentic Reasoning

Receipt and verification

First computed	2026-07-05T01:38:02.545081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

433531e4dbbadfa5dc2e16fcf965351ddff59354b1889ba7216f91bf4ebbcf75

Aliases

arxiv: 1908.09453 · arxiv_version: 1908.09453v6 · doi: 10.48550/arxiv.1908.09453 · pith_short_12: IM2TDZG3XLP2 · pith_short_16: IM2TDZG3XLP2LXBO · pith_short_8: IM2TDZG3

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/IM2TDZG3XLP2LXBOC36PSZJVDX \
  | 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: 433531e4dbbadfa5dc2e16fcf965351ddff59354b1889ba7216f91bf4ebbcf75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4075d6d512fe9e42d0d8dd6bbe9618da81b14ea5dfc7ab5675a4d54059e2af40",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.GT",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-08-26T03:31:35Z",
    "title_canon_sha256": "198d002c243fa8bbb291173f43f775b07a58b885382e3e65d46ed4d56114599c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09453",
    "kind": "arxiv",
    "version": 6
  }
}