Pith Number

pith:YBUH6FIN

pith:2018:YBUH6FINCBGWIGWII7GMKBPHJZ

not attested not anchored not stored refs pending

Optimal Hierarchical Learning Path Design with Reinforcement Learning

Hanchen Xu, Hua-Hua Chang, Jinming Zhang, Xiao Li

arxiv:1810.05347 v1 · 2018-10-12 · cs.LG · cs.CY · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YBUH6FINCBGWIGWII7GMKBPHJZ}

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	2026-05-18T00:03:30.902378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0687f150d104d641ac847ccc505e74e69b4b3fb8bddff99ce77ba548d226c1d

Aliases

arxiv: 1810.05347 · arxiv_version: 1810.05347v1 · doi: 10.48550/arxiv.1810.05347 · pith_short_12: YBUH6FINCBGW · pith_short_16: YBUH6FINCBGWIGWI · pith_short_8: YBUH6FIN

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/YBUH6FINCBGWIGWII7GMKBPHJZ \
  | 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: c0687f150d104d641ac847ccc505e74e69b4b3fb8bddff99ce77ba548d226c1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f85850975dc385573fb83314b6f967e5ed793d4de81964c3a2c6413892303f5",
    "cross_cats_sorted": [
      "cs.CY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-10-12T04:03:20Z",
    "title_canon_sha256": "88687b4c92ea2b44bf3437a055971d4c9748af4b7f557d1a449cdf88226e7fa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05347",
    "kind": "arxiv",
    "version": 1
  }
}