Pith Number

pith:XZZLJ7VH

pith:2018:XZZLJ7VHFMFLUCACEQKQH3YTW4

not attested not anchored not stored refs pending

Safe Exploration in Markov Decision Processes with Time-Variant Safety using Spatio-Temporal Gaussian Process

Akifumi Wachi, Asim Munawar, Hiroshi Kajino

arxiv:1809.04232 v1 · 2018-09-12 · 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{XZZLJ7VHFMFLUCACEQKQH3YTW4}

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	2026-05-18T00:05:53.075447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be72b4fea72b0aba0802241503ef13b7149f8d1846fb622ae57cf1e8c3f1426e

Aliases

arxiv: 1809.04232 · arxiv_version: 1809.04232v1 · doi: 10.48550/arxiv.1809.04232 · pith_short_12: XZZLJ7VHFMFL · pith_short_16: XZZLJ7VHFMFLUCAC · pith_short_8: XZZLJ7VH

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/XZZLJ7VHFMFLUCACEQKQH3YTW4 \
  | 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: be72b4fea72b0aba0802241503ef13b7149f8d1846fb622ae57cf1e8c3f1426e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e70c414f669bed4c91c48ed893f44738a02a33a209b174441bd41792d6b06fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-09-12T02:43:19Z",
    "title_canon_sha256": "5ef29bfc8eb72179e70180ce1d978164a38fe04bafad2fd3a8c4d2394efd5a62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04232",
    "kind": "arxiv",
    "version": 1
  }
}