Pith Number

pith:SSMNIZ4C

pith:2022:SSMNIZ4CSVXF2LIBSDZUYGN6ED

not attested not anchored not stored refs pending

City3D: Large-Scale Building Reconstruction from Airborne LiDAR Point Clouds

Jantien Stoter, Jin Huang, Liangliang Nan, Ravi Peters

arxiv:2201.10276 v2 · 2022-01-25 · 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{SSMNIZ4CSVXF2LIBSDZUYGN6ED}

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	2026-07-05T05:49:27.641603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9498d46782956e5d2d0190f34c19be20fc966db88eacef02cc5baaeb4104c6b6

Aliases

arxiv: 2201.10276 · arxiv_version: 2201.10276v2 · doi: 10.48550/arxiv.2201.10276 · pith_short_12: SSMNIZ4CSVXF · pith_short_16: SSMNIZ4CSVXF2LIB · pith_short_8: SSMNIZ4C

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/SSMNIZ4CSVXF2LIBSDZUYGN6ED \
  | 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: 9498d46782956e5d2d0190f34c19be20fc966db88eacef02cc5baaeb4104c6b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b050de20ab03e402add9131cd81c270f298d684260bdd5ae9093c07d80d8d3b1",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-01-25T12:41:11Z",
    "title_canon_sha256": "2e82ad12bf592f160cca1480a35352d7869acb590475661e19368e19ae2e7011"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10276",
    "kind": "arxiv",
    "version": 2
  }
}