Pith Number

pith:EX5KDHLF

pith:2025:EX5KDHLFA3IGSWJXSFQ2DB5TH4

not attested not anchored not stored refs pending

LDPoly: Latent Diffusion for Polygonal Road Outline Extraction in Large-Scale Topographic Mapping

Claudio Persello, George Vosselman, Hao Cheng, Weiqin Jiao

arxiv:2504.20645 v1 · 2025-04-29 · 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{EX5KDHLFA3IGSWJXSFQ2DB5TH4}

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	2026-07-05T10:55:46.250920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25faa19d6506d06959379161a187b33f3e51bdff6c59691f5006b0e3e87d6526

Aliases

arxiv: 2504.20645 · arxiv_version: 2504.20645v1 · doi: 10.48550/arxiv.2504.20645 · pith_short_12: EX5KDHLFA3IG · pith_short_16: EX5KDHLFA3IGSWJX · pith_short_8: EX5KDHLF

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/EX5KDHLFA3IGSWJXSFQ2DB5TH4 \
  | 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: 25faa19d6506d06959379161a187b33f3e51bdff6c59691f5006b0e3e87d6526

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be93a81e3cb10901c13df7eeefdf221420b1095cd4938596ef19ddbf9a779071",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-29T11:13:33Z",
    "title_canon_sha256": "827753fa49e53fcaf9d55960ffd1bfdf7beb2ce6d38dbf9719bcf7d3f1aa49fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20645",
    "kind": "arxiv",
    "version": 1
  }
}