Pith Number

pith:G7W3R6K6

pith:2018:G7W3R6K6OTZBETIR2EFQICGE5J

not attested not anchored not stored refs pending

Supplemental Material For "Primal-Dual Q-Learning Framework for LQR Design"

Donghwan Lee, Jianghai Hu

arxiv:1811.08475 v1 · 2018-11-20 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G7W3R6K6OTZBETIR2EFQICGE5J}

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	2026-05-18T00:00:12.426935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37edb8f95e74f2124d11d10b0408c4ea6dd3534bec8b7655b72996b9eea71ef9

Aliases

arxiv: 1811.08475 · arxiv_version: 1811.08475v1 · doi: 10.48550/arxiv.1811.08475 · pith_short_12: G7W3R6K6OTZB · pith_short_16: G7W3R6K6OTZBETIR · pith_short_8: G7W3R6K6

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/G7W3R6K6OTZBETIR2EFQICGE5J \
  | 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: 37edb8f95e74f2124d11d10b0408c4ea6dd3534bec8b7655b72996b9eea71ef9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1457889d8475b1ac24c9081b32eeff4ab2dfe915b01267200f5c675ec2df7454",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-11-20T20:41:17Z",
    "title_canon_sha256": "e5e87ff4e64e2b6af00c373b244cb4ff460a06e68a6bafcd1759912904cb38af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08475",
    "kind": "arxiv",
    "version": 1
  }
}