Pith Number

pith:HFM7R2WG

pith:2022:HFM7R2WGPYXU5VXQ3H4Q6HPNEV

not attested not anchored not stored refs pending

Learning to Learn and Sample BRDFs

Chen Liu, Michael Fischer, Tobias Ritschel

arxiv:2210.03510 v2 · 2022-10-07 · 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{HFM7R2WGPYXU5VXQ3H4Q6HPNEV}

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.

Cited by

2 papers in Pith

MAOAM: Unified Object and Material Selection with Vision-Language Models

Rendering-Aware Sparse Sampling for BRDF Acquisition

Receipt and verification

First computed	2026-07-05T09:09:49.457248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3959f8eac67e2f4ed6f0d9f90f1ded25463c83cf73df1f8a6dbaee0a9804157f

Aliases

arxiv: 2210.03510 · arxiv_version: 2210.03510v2 · doi: 10.48550/arxiv.2210.03510 · pith_short_12: HFM7R2WGPYXU · pith_short_16: HFM7R2WGPYXU5VXQ · pith_short_8: HFM7R2WG

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/HFM7R2WGPYXU5VXQ3H4Q6HPNEV \
  | 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: 3959f8eac67e2f4ed6f0d9f90f1ded25463c83cf73df1f8a6dbaee0a9804157f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "800fcabab4caf109fee3cc468ef90aacbd4ff9941f44b9b5c9f6c53dc35cc431",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2022-10-07T12:55:24Z",
    "title_canon_sha256": "6b6eb54837f96bd1e1b1b9b5957239115c344d5bfb9b3547b64ed529a0d47b2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.03510",
    "kind": "arxiv",
    "version": 2
  }
}