Pith Number

pith:TX4UU62B

pith:2026:TX4UU62BTHRKF7RHL5C2HCIYXR

not attested not anchored not stored refs pending

Spline Policy: A Structured Representation for Robot Policies

Auke Ijspeert, Mengze Tian, Sichao Liu, Sylvain Calinon, Yiming Li

arxiv:2606.07386 v1 · 2026-06-05 · 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{TX4UU62BTHRKF7RHL5C2HCIYXR}

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	2026-06-08T01:05:23.928076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9df94a7b4199e2a2fe275f45a38918bc6a5c7ba89a5d3b186a3dea84d1b63e5e

Aliases

arxiv: 2606.07386 · arxiv_version: 2606.07386v1 · doi: 10.48550/arxiv.2606.07386 · pith_short_12: TX4UU62BTHRK · pith_short_16: TX4UU62BTHRKF7RH · pith_short_8: TX4UU62B

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/TX4UU62BTHRKF7RHL5C2HCIYXR \
  | 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: 9df94a7b4199e2a2fe275f45a38918bc6a5c7ba89a5d3b186a3dea84d1b63e5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60f45813a88ed053a44c4ce52ace6a7b408cc92b4d756ef647ad41b2e4e90d01",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-05T15:23:54Z",
    "title_canon_sha256": "f0a4cd660b6c25b1776c22b1bf85b85de67bf56c0e3fd6d3c7426692a4bc5d19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07386",
    "kind": "arxiv",
    "version": 1
  }
}