Pith Number

pith:ZDBPJ6GH

pith:2025:ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO

not attested not anchored not stored refs pending

OPA-Pack: Object-Property-Aware Robotic Bin Packing

Chi-Wing Fu, Jia-Hui Pan, Ka-Hei Hui, Pheng-Ann Heng, Xiaojie Gao, Yeok Tatt Cheah, Yun-hui Liu, Zhengzhe Liu

arxiv:2505.13339 v1 · 2025-05-19 · cs.RO · 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{ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO}

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	2026-07-05T11:05:28.825590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8c2f4f8c797d5eccceb1877746b2233a9eaab92443ea9937c30eaf045df0150

Aliases

arxiv: 2505.13339 · arxiv_version: 2505.13339v1 · doi: 10.48550/arxiv.2505.13339 · pith_short_12: ZDBPJ6GHS7K6 · pith_short_16: ZDBPJ6GHS7K6ZTHL · pith_short_8: ZDBPJ6GH

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/ZDBPJ6GHS7K6ZTHLDB3XI2ZCGO \
  | 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: c8c2f4f8c797d5eccceb1877746b2233a9eaab92443ea9937c30eaf045df0150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5be5c24c3904c3f049bc1bed710031dd64b5fe2d2fcc22c63d3cd66ef145a8c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-05-19T16:48:14Z",
    "title_canon_sha256": "2a224d85c2973c121787940fd935153859623c7edc914b70c82004005303bb00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.13339",
    "kind": "arxiv",
    "version": 1
  }
}