Pith Number

pith:YNSGWJSY

pith:2020:YNSGWJSYGRIKJGG27JJAWFYYZW

not attested not anchored not stored refs pending

Learning Reusable Options for Multi-Task Reinforcement Learning

Chris Nota, Francisco M. Garcia, Philip S. Thomas

arxiv:2001.01577 v1 · 2020-01-06 · 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{YNSGWJSYGRIKJGG27JJAWFYYZW}

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	2026-07-05T00:29:48.124359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3646b26583450a498dafa520b1718cda7aba18034fc93c3e2723e1270a51d93

Aliases

arxiv: 2001.01577 · arxiv_version: 2001.01577v1 · doi: 10.48550/arxiv.2001.01577 · pith_short_12: YNSGWJSYGRIK · pith_short_16: YNSGWJSYGRIKJGG2 · pith_short_8: YNSGWJSY

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/YNSGWJSYGRIKJGG27JJAWFYYZW \
  | 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: c3646b26583450a498dafa520b1718cda7aba18034fc93c3e2723e1270a51d93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "945fcdc2b8ad2bdc8740b8b4fd1bfb83992d8928f3f17a9f20490c4fc9270b10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2020-01-06T13:49:31Z",
    "title_canon_sha256": "b82e5fa1728f586a1d491a2471434424c10b7cba86f8bccbdd7fd93d2e48a585"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01577",
    "kind": "arxiv",
    "version": 1
  }
}