Pith Number

pith:SCSG4DID

pith:2026:SCSG4DIDQJR5MFWEFO5XCLMKNF

not attested not anchored not stored refs pending

Inter-LPCM: Learning-based Inter-Frame Predictive Coding for LiDAR Point Cloud Compression

Chang Sun, Chongzhen Tian, Guanghui Zhang, Hui Yuan, Raouf Hamzaoui, Shiqi Jiang

arxiv:2605.18006 v1 · 2026-05-18 · eess.IV · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SCSG4DIDQJR5MFWEFO5XCLMKNF}

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	2026-05-20T00:05:10.824333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90a46e0d038263d616c42bbb712d8a6942dde1c38461033824383372b7a9cf24

Aliases

arxiv: 2605.18006 · arxiv_version: 2605.18006v1 · doi: 10.48550/arxiv.2605.18006 · pith_short_12: SCSG4DIDQJR5 · pith_short_16: SCSG4DIDQJR5MFWE · pith_short_8: SCSG4DID

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/SCSG4DIDQJR5MFWEFO5XCLMKNF \
  | 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: 90a46e0d038263d616c42bbb712d8a6942dde1c38461033824383372b7a9cf24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55748e10ea7027b1ac2ebc066f41b01e6211613f0d65398e07967f8d3eabcb8c",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2026-05-18T07:58:57Z",
    "title_canon_sha256": "2b0adbc7e4c428c63f25ea623f99aa3281fb25b3161ad90ed36e498cbaedbd35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18006",
    "kind": "arxiv",
    "version": 1
  }
}