Pith Number

pith:T3OUO55J

pith:2025:T3OUO55J2JMPZK2OQXGOMAUECF

not attested not anchored not stored refs pending

Point Cloud Compression and Objective Quality Assessment: A Survey

He Huang, Kaifa Yang, Le Yang, Qi Yang, Shuting Xia, Wenjie Huang, Yiling Xu, Yujie Zhang, Ziyu Shan

arxiv:2506.22902 v1 · 2025-06-28 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T3OUO55J2JMPZK2OQXGOMAUECF}

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	2026-07-05T11:28:47.439826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9edd4777a9d258fcab4e85cce6028411464297b4ea189b62f35c772294b9596a

Aliases

arxiv: 2506.22902 · arxiv_version: 2506.22902v1 · doi: 10.48550/arxiv.2506.22902 · pith_short_12: T3OUO55J2JMP · pith_short_16: T3OUO55J2JMPZK2O · pith_short_8: T3OUO55J

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/T3OUO55J2JMPZK2OQXGOMAUECF \
  | 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: 9edd4777a9d258fcab4e85cce6028411464297b4ea189b62f35c772294b9596a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fd9f7230ef6b4eba66888dab8c7eb11278739f01e144770c41f8b7e46638082",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-28T14:34:24Z",
    "title_canon_sha256": "d2692094fc046c300a83bc2a3959689dd9c5ee0eaf2eb244623fdcaeb4031d13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.22902",
    "kind": "arxiv",
    "version": 1
  }
}