Pith Number

pith:J6HKU4ER

pith:2021:J6HKU4ERSJH5SYA2S5DMT7C6DD

not attested not anchored not stored refs pending

Edge and Corner Detection in Unorganized Point Clouds for Robotic Pick and Place Applications

Laxmidhar Behera, Mohit Vohra, Ravi Prakash

arxiv:2104.09099 v2 · 2021-04-19 · 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{J6HKU4ERSJH5SYA2S5DMT7C6DD}

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	2026-07-05T02:33:59.355190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f8eaa7091924fd9601a9746c9fc5e18eba77f2491e3dd8253e4f71a684a83f9

Aliases

arxiv: 2104.09099 · arxiv_version: 2104.09099v2 · doi: 10.48550/arxiv.2104.09099 · pith_short_12: J6HKU4ERSJH5 · pith_short_16: J6HKU4ERSJH5SYA2 · pith_short_8: J6HKU4ER

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/J6HKU4ERSJH5SYA2S5DMT7C6DD \
  | 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: 4f8eaa7091924fd9601a9746c9fc5e18eba77f2491e3dd8253e4f71a684a83f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d54383ad4549e8fb2353bc897519d0e4ff8b661e37c9d8b68c436043511dc417",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-04-19T07:41:55Z",
    "title_canon_sha256": "c9c054ea2a72973b55c245f7a751db24c419b1cb42830f054b00f02083711ce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09099",
    "kind": "arxiv",
    "version": 2
  }
}