Pith Number

pith:W7I2IFFY

pith:2025:W7I2IFFYHTLZQLS33C2EWGLZEK

not attested not anchored not stored refs pending

Efficient Geometry Compression and Communication for 3D Gaussian Splatting Point Clouds

Liang Xie, Luyang Tang, Wei Gao, Yanting Li

arxiv:2509.02232 v1 · 2025-09-02 · 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{W7I2IFFYHTLZQLS33C2EWGLZEK}

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	2026-07-05T12:03:34.442283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7d1a414b83cd7982e5bd8b44b197922b5ff76315a07ed082297e808fb173364

Aliases

arxiv: 2509.02232 · arxiv_version: 2509.02232v1 · doi: 10.48550/arxiv.2509.02232 · pith_short_12: W7I2IFFYHTLZ · pith_short_16: W7I2IFFYHTLZQLS3 · pith_short_8: W7I2IFFY

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/W7I2IFFYHTLZQLS33C2EWGLZEK \
  | 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: b7d1a414b83cd7982e5bd8b44b197922b5ff76315a07ed082297e808fb173364

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc2a216a4302e5691c401a38c88d01987413274f070cd17f59c8c2fa7a7819a7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2025-09-02T11:58:06Z",
    "title_canon_sha256": "5db00759b1d22c6fefdc2f24a32577a729ba91b062de1acdcb129a7fe30354c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.02232",
    "kind": "arxiv",
    "version": 1
  }
}