Pith Number

pith:YMT674JR

pith:2019:YMT674JRC2QYR273VTH5WM5RAZ

not attested not anchored not stored refs pending

Salient Building Outline Enhancement and Extraction Using Iterative L0 Smoothing and Line Enhancing

Cho-Ying Wu, Ulrich Neumann

arxiv:1906.02426 v1 · 2019-06-06 · eess.IV · cs.CV · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMT674JRC2QYR273VTH5WM5RAZ}

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	2026-05-17T23:44:01.244959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c327eff13116a188ebfbaccfdb33b1066d9f02603e3c790d86c171e9bb76a9a8

Aliases

arxiv: 1906.02426 · arxiv_version: 1906.02426v1 · doi: 10.48550/arxiv.1906.02426 · pith_short_12: YMT674JRC2QY · pith_short_16: YMT674JRC2QYR273 · pith_short_8: YMT674JR

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/YMT674JRC2QYR273VTH5WM5RAZ \
  | 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: c327eff13116a188ebfbaccfdb33b1066d9f02603e3c790d86c171e9bb76a9a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9579f241d8c9ebbec574b488d2bec5f1933a30416f2feafa47c8f503cad2ebc",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-06-06T05:44:12Z",
    "title_canon_sha256": "74e81488e50bba8878153f3c1bd8f014a67d34bda2d91ef08169219aca3d9144"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02426",
    "kind": "arxiv",
    "version": 1
  }
}