Pith Number

pith:XKNE3JHJ

pith:2026:XKNE3JHJASR7RVRX4GQLDHSAHN

not attested not anchored not stored refs pending

Surfsvr: 2D Surface Priors as 3D Geometric Regularizers for Sparse Voxel Reconstruction

Chengxi Li, Mengge Liu, Mingyang Li, Pengyuan Wang, Ruida Zhang, Shan Gao, Xiangyang Ji, Yan Di, Yaoxing Wang, Zhigang Li

arxiv:2608.11938 v1 · 2026-08-12 · 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{XKNE3JHJASR7RVRX4GQLDHSAHN}

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	2026-08-13T01:29:00.458378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba9a4da4e904a3f8d637e1a0b19e403b70ecc6cc92df914e57f9057f1678794d

Aliases

arxiv: 2608.11938 · arxiv_version: 2608.11938v1 · doi: 10.48550/arxiv.2608.11938 · pith_short_12: XKNE3JHJASR7 · pith_short_16: XKNE3JHJASR7RVRX · pith_short_8: XKNE3JHJ

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/XKNE3JHJASR7RVRX4GQLDHSAHN \
  | 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: ba9a4da4e904a3f8d637e1a0b19e403b70ecc6cc92df914e57f9057f1678794d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad342cf1ebf075bbd89bb2a62b569a00881af80ceaf44ed3da14225297b33cbf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-08-12T11:25:31Z",
    "title_canon_sha256": "7cadfcc59c1f710bfbba7a88bd66e0168f16ee29793cb7a6c228ff4008d9a1be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.11938",
    "kind": "arxiv",
    "version": 1
  }
}