Pith Number

pith:IW4QUTVP

pith:2025:IW4QUTVPF53WXV667RYNKOR2AM

not attested not anchored not stored refs pending

ContraGS: Codebook-Condensed and Trainable Gaussian Splatting for Fast, Memory-Efficient Reconstruction

Nandita Vijaykumar, Nilesh Ahuja, Nilesh Jain, Richard Chen, Ruofan Liang, Sankeerth Durvasula, Selvakumar Panneer, Sharanshangar Muhunthan, Yushi Guan, Zain Moustafa

arxiv:2509.03775 v1 · 2025-09-03 · cs.GR · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IW4QUTVPF53WXV667RYNKOR2AM}

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	2026-07-05T12:04:45.820424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45b90a4eaf2f776bd7defc70d53a3a0319341b931e2f113c82663183714e75ae

Aliases

arxiv: 2509.03775 · arxiv_version: 2509.03775v1 · doi: 10.48550/arxiv.2509.03775 · pith_short_12: IW4QUTVPF53W · pith_short_16: IW4QUTVPF53WXV66 · pith_short_8: IW4QUTVP

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/IW4QUTVPF53WXV667RYNKOR2AM \
  | 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: 45b90a4eaf2f776bd7defc70d53a3a0319341b931e2f113c82663183714e75ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2726d29fb347b9c5c846ea9d3a03f493e843910c71634c8a914cb04e8bd97690",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2025-09-03T23:40:17Z",
    "title_canon_sha256": "19b848eebaea3dace9f46b4c96b090a007b0cc3d72a55004908629ed836d74f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03775",
    "kind": "arxiv",
    "version": 1
  }
}