Pith Number

pith:X2OBTUN3

pith:2019:X2OBTUN3FERCXRG4YEGWPLS32V

not attested not anchored not stored refs pending

Reinforcement Learning without Ground-Truth State

David Held, Harjatin Singh Baweja, Xingyu Lin

arxiv:1905.07866 v2 · 2019-05-20 · cs.RO · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2OBTUN3FERCXRG4YEGWPLS32V}

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	2026-05-17T23:40:38.745630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be9c19d1bb29222bc4dcc10d67ae5bd57968e23dd0630be6c410ab052b56ccc1

Aliases

arxiv: 1905.07866 · arxiv_version: 1905.07866v2 · doi: 10.48550/arxiv.1905.07866 · pith_short_12: X2OBTUN3FERC · pith_short_16: X2OBTUN3FERCXRG4 · pith_short_8: X2OBTUN3

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/X2OBTUN3FERCXRG4YEGWPLS32V \
  | 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: be9c19d1bb29222bc4dcc10d67ae5bd57968e23dd0630be6c410ab052b56ccc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8a5df416aff4d003a1f0863abe81ea5dad2567275249a349b7097723ca79e73",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-05-20T04:17:03Z",
    "title_canon_sha256": "ed0da2336aaccc6050027fcde9cea23ddc0ee62175a4fb0f71239e69f7ba1c36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07866",
    "kind": "arxiv",
    "version": 2
  }
}