Pith Number

pith:RUQM6BYK

pith:2021:RUQM6BYKDQH27U6X27FZOWLKCD

not attested not anchored not stored refs pending

Reconstructing Compact Building Models from Point Clouds Using Deep Implicit Fields

Hugo Ledoux, Liangliang Nan, Seyran Khademi, Zhaiyu Chen

arxiv:2112.13142 v3 · 2021-12-24 · 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{RUQM6BYKDQH27U6X27FZOWLKCD}

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	2026-07-05T05:26:03.574613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d20cf070a1c0fafd3d7d7cb97596a10ddb6fa37ef034fcdef53a3e1421c1304

Aliases

arxiv: 2112.13142 · arxiv_version: 2112.13142v3 · doi: 10.48550/arxiv.2112.13142 · pith_short_12: RUQM6BYKDQH2 · pith_short_16: RUQM6BYKDQH27U6X · pith_short_8: RUQM6BYK

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/RUQM6BYKDQH27U6X27FZOWLKCD \
  | 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: 8d20cf070a1c0fafd3d7d7cb97596a10ddb6fa37ef034fcdef53a3e1421c1304

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f18797ad6074a8d6e788f8f250136dc36cec9efa2f61622a941300993fd16f0",
    "cross_cats_sorted": [
      "cs.GR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-12-24T21:32:32Z",
    "title_canon_sha256": "91ad4e7011dee43c6811dfec80a63da83c1a1ae8ac7e8461412e6689ec1af1f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.13142",
    "kind": "arxiv",
    "version": 3
  }
}