Pith Number

pith:K5XQHTWD

pith:2026:K5XQHTWDW7KT4OBWG34RUIMQLK

not attested not anchored not stored refs pending

CoPark: Learning Reactive Parking via Self-Play

Abhinav Valada, Anna Rehr, Jiarong Wei, Sinuo Song, Yanxing Chen, Yin Wu

arxiv:2606.04149 v1 · 2026-06-02 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K5XQHTWDW7KT4OBWG34RUIMQLK}

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	2026-06-04T00:06:52.002176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

576f03cec3b7d53e383636f91a21905abd314bebb9a37aab9b360e38dc44c6cd

Aliases

arxiv: 2606.04149 · arxiv_version: 2606.04149v1 · doi: 10.48550/arxiv.2606.04149 · pith_short_12: K5XQHTWDW7KT · pith_short_16: K5XQHTWDW7KT4OBW · pith_short_8: K5XQHTWD

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/K5XQHTWDW7KT4OBWG34RUIMQLK \
  | 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: 576f03cec3b7d53e383636f91a21905abd314bebb9a37aab9b360e38dc44c6cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6edb95e2ba53262ff7f9a153946e6dc4794b7c0d583d7ce69b5f809f3f0181c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-02T19:16:05Z",
    "title_canon_sha256": "75ce74c41eec594ef674100be714cb7638eb3dd252113382750d78d45d02f206"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04149",
    "kind": "arxiv",
    "version": 1
  }
}