Pith Number

pith:4A4BSABV

pith:2026:4A4BSABVI4VQWEMZR3DXZMAOQM

not attested not anchored not stored refs pending

Compact Representation of Mipmapped SVBRDFs via Shared Gaussians

Fengdi Zhang, Haocheng Ren, Hongwei Li, Jibing Lou, qing Luo, Yaqing Li

arxiv:2607.27943 v1 · 2026-07-30 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4A4BSABVI4VQWEMZR3DXZMAOQM}

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	2026-07-31T01:34:51.652460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

e038190035472b0b11998ec77cb00e832579df9da5a3ad048b64a24508ee65fd

Aliases

arxiv: 2607.27943 · arxiv_version: 2607.27943v1 · doi: 10.48550/arxiv.2607.27943 · pith_short_12: 4A4BSABVI4VQ · pith_short_16: 4A4BSABVI4VQWEMZ · pith_short_8: 4A4BSABV

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/4A4BSABVI4VQWEMZR3DXZMAOQM \
  | 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: e038190035472b0b11998ec77cb00e832579df9da5a3ad048b64a24508ee65fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00c63edd270e3b979ccc80ac82e4953b9fd61b0b79eb70aa878e03d8f55d9efc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2026-07-30T09:51:18Z",
    "title_canon_sha256": "3bf4129235a740a34449907904c41740f398e5ac3fcef403e8285e42a66262bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27943",
    "kind": "arxiv",
    "version": 1
  }
}