Pith Number

pith:IJTYOWLG

pith:2015:IJTYOWLGCLEI4HG5IHBF6ZMSEN

not attested not anchored not stored refs pending

Policy Gradient for Coherent Risk Measures

Aviv Tamar, Mohammad Ghavamzadeh, Shie Mannor, Yinlam Chow

arxiv:1502.03919 v2 · 2015-02-13 · cs.AI · cs.LG · stat.ML

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

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

Reinforcement Learning for Exponential Utility: Algorithms and Convergence in Discounted MDPs

Receipt and verification

First computed	2026-05-18T01:55:52.746080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

426787596612c88e1cdd41c25f6592235649aee79ea8fc3f8065f973018253c3

Aliases

arxiv: 1502.03919 · arxiv_version: 1502.03919v2 · doi: 10.48550/arxiv.1502.03919 · pith_short_12: IJTYOWLGCLEI · pith_short_16: IJTYOWLGCLEI4HG5 · pith_short_8: IJTYOWLG

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/IJTYOWLGCLEI4HG5IHBF6ZMSEN \
  | 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: 426787596612c88e1cdd41c25f6592235649aee79ea8fc3f8065f973018253c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ece7d7d647589f51ac93687afef8fdfbcb1933e7ca3e1e5835c6f0006706ae7",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-02-13T09:16:24Z",
    "title_canon_sha256": "bc282b4e251c7489ffc690a5fea00b09e550c0ab8de52bef9f5cf391d634936e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03919",
    "kind": "arxiv",
    "version": 2
  }
}