Pith Number

pith:FT3DWNLN

pith:2021:FT3DWNLNBII2DKVCBDZBQBYIY6

not attested not anchored not stored refs pending

PC2WF: 3D Wireframe Reconstruction from Raw Point Clouds

Jan Dirk Wegner, Konrad Schindler, Stefano D'Aronco, Yujia Liu

arxiv:2103.02766 v1 · 2021-03-04 · 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{FT3DWNLNBII2DKVCBDZBQBYIY6}

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

4 papers in Pith

SAVMap: Structure-Aided Visual Mapping of Large-Scale 2.5D Manhattan Wireframes from Panoramic Video

BrepForge: Factorized B-rep Synthesis via Wireframe Composition and Boundary-Conditioned Surface Instantiation

Delaunay Canopy: Building Wireframe Reconstruction from Airborne LiDAR Point Clouds via Delaunay Graph

FrameTwin: Curve-Anchored Gaussian Alignment from Sparse Views for Adaptive Wireframe 3D Printing

Receipt and verification

First computed	2026-07-05T02:20:20.915363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf63b356d0a11a1aaa208f2180708c798aba0514b9df680a8426177ae2a8094

Aliases

arxiv: 2103.02766 · arxiv_version: 2103.02766v1 · doi: 10.48550/arxiv.2103.02766 · pith_short_12: FT3DWNLNBII2 · pith_short_16: FT3DWNLNBII2DKVC · pith_short_8: FT3DWNLN

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/FT3DWNLNBII2DKVCBDZBQBYIY6 \
  | 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: 2cf63b356d0a11a1aaa208f2180708c798aba0514b9df680a8426177ae2a8094

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "443c1d43bcda5b9915b650774b9b2e1dba92baa45cc3ecf5df7f1497326698c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-04T00:18:06Z",
    "title_canon_sha256": "21a7deefe714f4ee5696763b397a871d79f9938232679511ad47332cbddc1c69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.02766",
    "kind": "arxiv",
    "version": 1
  }
}