Pith Number

pith:42NIBETU

pith:2026:42NIBETUMXCWJD3JQOSJ4DYOJA

not attested not anchored not stored refs pending

Vision-Based Obstacle Separation for Strawberry Harvesting in Clusters Using Hierarchical Reinforcement Learning

Chunjiang Zhao, Hanfei Shi, Teng Li, Ya Xiong

arxiv:2607.13799 v1 · 2026-07-15 · 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{42NIBETUMXCWJD3JQOSJ4DYOJA}

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	2026-07-16T01:23:07.074219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e69a80927465c5648f6983a49e0f0e483ac38e29b32e5cfc2d0bac721e2f1c22

Aliases

arxiv: 2607.13799 · arxiv_version: 2607.13799v1 · doi: 10.48550/arxiv.2607.13799 · pith_short_12: 42NIBETUMXCW · pith_short_16: 42NIBETUMXCWJD3J · pith_short_8: 42NIBETU

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/42NIBETUMXCWJD3JQOSJ4DYOJA \
  | 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: e69a80927465c5648f6983a49e0f0e483ac38e29b32e5cfc2d0bac721e2f1c22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5220104988da70ceb72e1d8c37880e7758b20df4d1da33b1414c84dcae4673d2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-07-15T13:07:25Z",
    "title_canon_sha256": "0761dc8e3a2c132f371f4fab7b89569fbbe4a47017dc473b5ec1499e60122ffc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.13799",
    "kind": "arxiv",
    "version": 1
  }
}