Pith Number

pith:QJI33DTY

pith:2026:QJI33DTYNSHMALLSR3KHFEFENA

not attested not anchored not stored refs pending

RoboPIN: Grounded Embodied Reasoning via Pinned Chain-of-Thought

Chengwen Li, Hongyao Tang, Jianye Hao, Linqi Han, Shuoheng Zhang, Xianze Yao, Yan Zheng, Yaoting Huang, Yifu Yuan

arxiv:2606.15753 v2 · 2026-06-14 · 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{QJI33DTYNSHMALLSR3KHFEFENA}

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	2026-06-30T02:18:09.671341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8251bd8e786c8ec02d728ed47290a46823f6a405afa3db0c93352561ef421315

Aliases

arxiv: 2606.15753 · arxiv_version: 2606.15753v2 · doi: 10.48550/arxiv.2606.15753 · pith_short_12: QJI33DTYNSHM · pith_short_16: QJI33DTYNSHMALLS · pith_short_8: QJI33DTY

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/QJI33DTYNSHMALLSR3KHFEFENA \
  | 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: 8251bd8e786c8ec02d728ed47290a46823f6a405afa3db0c93352561ef421315

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d07480472c1cfb241dfaa40e72f2ba6ba9943ea5b0c9a80468747106fea4caf4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-14T11:30:42Z",
    "title_canon_sha256": "a551cee079babeaa946bfbf763ee404aa3e473aa851aa0cf9b67f103cf1100bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.15753",
    "kind": "arxiv",
    "version": 2
  }
}