Pith Number

pith:SIPDGAOR

pith:2025:SIPDGAOR5L3RJ5B5JN5EDFE5HA

not attested not anchored not stored refs pending

SUM Parts: Benchmarking Part-Level Semantic Segmentation of Urban Meshes

Hugo Ledoux, Liangliang Nan, Weixiao Gao

arxiv:2503.15300 v2 · 2025-03-19 · 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{SIPDGAOR5L3RJ5B5JN5EDFE5HA}

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	2026-07-05T10:36:39.591264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

921e3301d1eaf714f43d4b7a41949d383f9a949d8dc1afce28890400996e86e6

Aliases

arxiv: 2503.15300 · arxiv_version: 2503.15300v2 · doi: 10.48550/arxiv.2503.15300 · pith_short_12: SIPDGAOR5L3R · pith_short_16: SIPDGAOR5L3RJ5B5 · pith_short_8: SIPDGAOR

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/SIPDGAOR5L3RJ5B5JN5EDFE5HA \
  | 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: 921e3301d1eaf714f43d4b7a41949d383f9a949d8dc1afce28890400996e86e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8607be1ea8a918582f9ef1a29b307872c84a18db57e30da9e220e113871ca7b8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-19T15:22:23Z",
    "title_canon_sha256": "0351bcf299dfeccd59004eab303e4d7ebf7e57cc42dae11dbce355f877a3eeaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.15300",
    "kind": "arxiv",
    "version": 2
  }
}