Pith Number

pith:7PPKAPBB

pith:2026:7PPKAPBBO3EJC52TVOUGJEHPLQ

not attested not anchored not stored refs pending

Sparse ActionGen: Accelerating Diffusion Policy with Real-time Pruning

Hanyun Cui, Jianbo Zhou, Kangye Ji, Ye Li, Yuan Meng, Zhi Wang

arxiv:2601.12894 v2 · 2026-01-19 · cs.RO · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7PPKAPBBO3EJC52TVOUGJEHPLQ}

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.

Cited by

1 paper in Pith

Test-time Sparsity for Extreme Fast Action Diffusion

Receipt and verification

First computed	2026-05-20T00:01:38.621021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbdea03c2176c8917753aba86490ef5c06ed26f36d29ff3df5039a14777da5dd

Aliases

arxiv: 2601.12894 · arxiv_version: 2601.12894v2 · doi: 10.48550/arxiv.2601.12894 · pith_short_12: 7PPKAPBBO3EJ · pith_short_16: 7PPKAPBBO3EJC52T · pith_short_8: 7PPKAPBB

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/7PPKAPBBO3EJC52TVOUGJEHPLQ \
  | 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: fbdea03c2176c8917753aba86490ef5c06ed26f36d29ff3df5039a14777da5dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c46dc3c63b3d467651cb5ab6b7537775df232f603bf33ef50c00edd98e29d650",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-01-19T09:50:36Z",
    "title_canon_sha256": "e9a367adb385e439848f5af5ce2667ca0da4b9deb67d497a057b87c0258a2a32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.12894",
    "kind": "arxiv",
    "version": 2
  }
}