Pith Number

pith:N2JWDL6Y

pith:2025:N2JWDL6YCHSNRWOPHNJDRTHIIT

not attested not anchored not stored refs pending

Fully-Geometric Cross-Attention for Point Cloud Registration

Bruno Lepri, Fabio Poiesi, Guofeng Mei, Jian Zhang, Nicu Sebe, Weijie Wang

arxiv:2502.08285 v2 · 2025-02-12 · 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{N2JWDL6YCHSNRWOPHNJDRTHIIT}

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	2026-07-05T11:17:41.167508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e9361afd811e4d8d9cf3b5238cce844d7363574099b1161cd95e650401b5326

Aliases

arxiv: 2502.08285 · arxiv_version: 2502.08285v2 · doi: 10.48550/arxiv.2502.08285 · pith_short_12: N2JWDL6YCHSN · pith_short_16: N2JWDL6YCHSNRWOP · pith_short_8: N2JWDL6Y

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/N2JWDL6YCHSNRWOPHNJDRTHIIT \
  | 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: 6e9361afd811e4d8d9cf3b5238cce844d7363574099b1161cd95e650401b5326

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a0c821beac5c4eb5c28280fc6c6129e260a7dad8d381eea76ec4b09f0cb3a8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-12T10:44:36Z",
    "title_canon_sha256": "93e8cadab999b16b9ab65bf1db3bfde657358004aea37f447b4c6e16c672e37c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08285",
    "kind": "arxiv",
    "version": 2
  }
}