Pith Number

pith:QFCEPHPE

pith:2023:QFCEPHPELLNDGGRIRWUNNHLNPZ

not attested not anchored not stored refs pending

Learning Excavation of Rigid Objects with Offline Reinforcement Learning

Liangjun Zhang, Shiyu Jin, Zhixian Ye

arxiv:2303.16427 v1 · 2023-03-29 · 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{QFCEPHPELLNDGGRIRWUNNHLNPZ}

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

2 papers in Pith

Autonomous Obstacle Removal for Excavators through Policy Learning with Particle Simulation

High Precision Hydraulic Excavator Control for Heavy-Duty Grading

Receipt and verification

First computed	2026-07-05T05:56:06.758639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8144479de45ada331a288da8d69d6d7e4e1a5d57ca7cab2e809e2b26217c1ad0

Aliases

arxiv: 2303.16427 · arxiv_version: 2303.16427v1 · doi: 10.48550/arxiv.2303.16427 · pith_short_12: QFCEPHPELLND · pith_short_16: QFCEPHPELLNDGGRI · pith_short_8: QFCEPHPE

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/QFCEPHPELLNDGGRIRWUNNHLNPZ \
  | 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: 8144479de45ada331a288da8d69d6d7e4e1a5d57ca7cab2e809e2b26217c1ad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3b7267bead6c42e07623e0944af209a48900fde1072ea447d1d08d096d0e516",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2023-03-29T03:16:23Z",
    "title_canon_sha256": "2162672cdefaf1da2c1bf777eae80d0a2396b7e444cedb697d7bccd669bf1fe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.16427",
    "kind": "arxiv",
    "version": 1
  }
}