Pith Number

pith:G5OQ6SEM

pith:2021:G5OQ6SEMJG5BKUKJFDKJPBXMSF

not attested not anchored not stored refs pending

SQN: Weakly-Supervised Semantic Segmentation of Large-Scale 3D Point Clouds

Ales Leonardis, Andrew Markham, Bo Yang, Guangchi Fang, Niki Trigoni, Qingyong Hu, Yulan Guo

arxiv:2104.04891 v3 · 2021-04-11 · cs.CV · cs.AI · 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{G5OQ6SEMJG5BKUKJFDKJPBXMSF}

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

1 paper in Pith

Industrial3D: A Water-Treatment TLS Point Cloud Dataset and Cross-Paradigm Benchmark for MEP Scene Understanding

Receipt and verification

First computed	2026-07-05T06:04:48.425058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

375d0f488c49ba15514928d49786ec916e11e0fdbf4440b66cdd28d2f0b124d2

Aliases

arxiv: 2104.04891 · arxiv_version: 2104.04891v3 · doi: 10.48550/arxiv.2104.04891 · pith_short_12: G5OQ6SEMJG5B · pith_short_16: G5OQ6SEMJG5BKUKJ · pith_short_8: G5OQ6SEM

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/G5OQ6SEMJG5BKUKJFDKJPBXMSF \
  | 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: 375d0f488c49ba15514928d49786ec916e11e0fdbf4440b66cdd28d2f0b124d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af3f34286b8e055d89e733a1f97ae1e0344a89d98a8d7fbb0a4d6be52e33f77",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.RO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-04-11T01:29:50Z",
    "title_canon_sha256": "3fd87d5dcc1ffa8de973d9e76740a48b89cb4cc316b1fa591cace0d585899256"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04891",
    "kind": "arxiv",
    "version": 3
  }
}