Pith Number

pith:56MXGQUD

pith:2025:56MXGQUDIUFIBEAVMGCQHJAS2Z

not attested not anchored not stored refs pending

ROI-Guided Point Cloud Geometry Compression Towards Human and Machine Vision

Gao Wei, Li Ge, Xie Liang, Zhenghui Ming

arxiv:2504.14240 v1 · 2025-04-19 · 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{56MXGQUDIUFIBEAVMGCQHJAS2Z}

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	2026-07-05T10:51:40.451436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef99734283450a809015618503a412d66766556f96fb1bbce1aa1a95d850bed1

Aliases

arxiv: 2504.14240 · arxiv_version: 2504.14240v1 · doi: 10.48550/arxiv.2504.14240 · pith_short_12: 56MXGQUDIUFI · pith_short_16: 56MXGQUDIUFIBEAV · pith_short_8: 56MXGQUD

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/56MXGQUDIUFIBEAVMGCQHJAS2Z \
  | 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: ef99734283450a809015618503a412d66766556f96fb1bbce1aa1a95d850bed1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dfe7d22c7d3f18ce33a1ff8ecc7e05addfae46d709aad6257dd6d70381bf981",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-04-19T09:31:37Z",
    "title_canon_sha256": "9ef232ee7fc5327916573153c533d650ce2b5ea5b22ae4e8f69fe4f71ae2e5ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.14240",
    "kind": "arxiv",
    "version": 1
  }
}