Pith Number

pith:6WFXEEBE

pith:2015:6WFXEEBE34PRKVVBZ7L2SEDVMZ

not attested not anchored not stored refs pending

A Definition of Happiness for Reinforcement Learning Agents

Jan Leike, Mayank Daswani

arxiv:1505.04497 v1 · 2015-05-18 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6WFXEEBE34PRKVVBZ7L2SEDVMZ}

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	2026-05-18T02:07:25.288838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f58b721024df1f1556a1cfd7a9107566422940dd47e2f2cd35b686e9c05098c2

Aliases

arxiv: 1505.04497 · arxiv_version: 1505.04497v1 · doi: 10.48550/arxiv.1505.04497 · pith_short_12: 6WFXEEBE34PR · pith_short_16: 6WFXEEBE34PRKVVB · pith_short_8: 6WFXEEBE

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/6WFXEEBE34PRKVVBZ7L2SEDVMZ \
  | 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: f58b721024df1f1556a1cfd7a9107566422940dd47e2f2cd35b686e9c05098c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "499972c9847fa904bf028079b8b452991b0b5a30dea8c260808f32e77e84419a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2015-05-18T03:14:39Z",
    "title_canon_sha256": "a3966e8102467dd94561f38442561128c5dd7d35914a18f8f2713fa05de3a8e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04497",
    "kind": "arxiv",
    "version": 1
  }
}