Pith Number

pith:JHQTNCBA

pith:2017:JHQTNCBAYQTHTMT4Q26XNHDGOW

not attested not anchored not stored refs pending

SGPN: Similarity Group Proposal Network for 3D Point Cloud Instance Segmentation

Qiangui Huang, Ronald Yu, Ulrich Neumann, Weiyue Wang

arxiv:1711.08588 v2 · 2017-11-23 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JHQTNCBAYQTHTMT4Q26XNHDGOW}

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	2026-05-17T23:44:38.382376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e1368820c42679b27c86bd769c6675ab48601899b2e6a75ed0acfc5b8620de

Aliases

arxiv: 1711.08588 · arxiv_version: 1711.08588v2 · doi: 10.48550/arxiv.1711.08588 · pith_short_12: JHQTNCBAYQTH · pith_short_16: JHQTNCBAYQTHTMT4 · pith_short_8: JHQTNCBA

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/JHQTNCBAYQTHTMT4Q26XNHDGOW \
  | 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: 49e1368820c42679b27c86bd769c6675ab48601899b2e6a75ed0acfc5b8620de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "374b2753be21021c020272cfa61eabad8c2b83923768a885add8e8fde303d99e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-11-23T06:37:45Z",
    "title_canon_sha256": "9cb78bf08270a3629930b5b5154d61a1bf787294abf71bc003af65517e3238b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08588",
    "kind": "arxiv",
    "version": 2
  }
}