Pith Number

pith:XVME4CDO

pith:2021:XVME4CDOC3XOOXZ3LPGIZPKUT2

not attested not anchored not stored refs pending

HAC Explore: Accelerating Exploration with Hierarchical Reinforcement Learning

Andrew Levy, George Konidaris, Willie McClinton

arxiv:2108.05872 v1 · 2021-08-12 · 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{XVME4CDOC3XOOXZ3LPGIZPKUT2}

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	2026-07-05T03:05:23.333500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd584e086e16eee75f3b5bcc8cbd549eb160c05a126f7388dcaf15bee7511702

Aliases

arxiv: 2108.05872 · arxiv_version: 2108.05872v1 · doi: 10.48550/arxiv.2108.05872 · pith_short_12: XVME4CDOC3XO · pith_short_16: XVME4CDOC3XOOXZ3 · pith_short_8: XVME4CDO

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/XVME4CDOC3XOOXZ3LPGIZPKUT2 \
  | 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: bd584e086e16eee75f3b5bcc8cbd549eb160c05a126f7388dcaf15bee7511702

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "974f0cb7b3ea0603e9ccc5aa16f98bcd7c82d9a2dcd846d0ee400c07f7832cd0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-08-12T17:42:12Z",
    "title_canon_sha256": "4e761ace012ea7e57f6dd17b23ddc733d4f3cd42be00b7f289878828e1ac6da4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05872",
    "kind": "arxiv",
    "version": 1
  }
}