Pith Number

pith:AH7QLDAI

pith:2026:AH7QLDAILEW6VG6FXM5ORKMDAW

not attested not anchored not stored refs pending

Scalable and Differentiable Point-Cloud Registration Using Maximum Mean Discrepancy

Fahira Afzal Maken, Kasra Khosoussi, Ming Xu, Nicholas Lawrance, Rixon Crane, Russell Tsuchida, Stanislav Funiak

arxiv:2606.27818 v1 · 2026-06-26 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AH7QLDAILEW6VG6FXM5ORKMDAW}

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	2026-06-29T01:14:49.350027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01ff058c08592dea9bc5bb3ae8a983059d069e80f50957dd7e62d156d4bbbf8f

Aliases

arxiv: 2606.27818 · arxiv_version: 2606.27818v1 · doi: 10.48550/arxiv.2606.27818 · pith_short_12: AH7QLDAILEW6 · pith_short_16: AH7QLDAILEW6VG6F · pith_short_8: AH7QLDAI

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/AH7QLDAILEW6VG6FXM5ORKMDAW \
  | 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: 01ff058c08592dea9bc5bb3ae8a983059d069e80f50957dd7e62d156d4bbbf8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbeb9678426893252abd0a1b860d4bb9abb8c61f183d9c9c0c03954747ed7dae",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-26T07:59:30Z",
    "title_canon_sha256": "94340f2bd56dcd3ab45a9c3b46eac5493b66daec7768255311824fd9f114e50b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27818",
    "kind": "arxiv",
    "version": 1
  }
}