Pith Number

pith:DXDJP5J6

pith:2018:DXDJP5J6OPIOSTANBTJR7RHBB4

not attested not anchored not stored refs pending

Hierarchical Policy Design for Sample-Efficient Learning of Robot Table Tennis Through Self-Play

Navdeep Jaitly, Nevena Lazic, Reza Mahjourian, Risto Miikkulainen, Sergey Levine

arxiv:1811.12927 v2 · 2018-11-30 · cs.RO

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.

Receipt and verification

First computed	2026-05-17T23:53:50.005712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dc697f53e73d0e94c0d0cd31fc4e10f2f04f66cb73c1f86facc21f6561e807e

Aliases

arxiv: 1811.12927 · arxiv_version: 1811.12927v2 · doi: 10.48550/arxiv.1811.12927 · pith_short_12: DXDJP5J6OPIO · pith_short_16: DXDJP5J6OPIOSTAN · pith_short_8: DXDJP5J6

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/DXDJP5J6OPIOSTANBTJR7RHBB4 \
  | 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: 1dc697f53e73d0e94c0d0cd31fc4e10f2f04f66cb73c1f86facc21f6561e807e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3014cd829780ed02b8e7262a1d63039f17a551e992ada9ba4ca02045da4142a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2018-11-30T18:27:41Z",
    "title_canon_sha256": "4a40307f16be99a1c9b3de96eaa656e9d073923d6e2f6169acb7fd5087aec849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12927",
    "kind": "arxiv",
    "version": 2
  }
}