Pith Number

pith:AWCPZQNC

pith:2023:AWCPZQNCBZYAK4IHMOOBLD3EFL

not attested not anchored not stored refs pending

Customizable Adaptive Regularization Techniques for B-Spline Modeling

David Lenz, Iulian Grindeanu, Raine Yeh, Tom Peterka, Vijay Mahadevan

arxiv:2301.01209 v1 · 2023-01-03 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AWCPZQNCBZYAK4IHMOOBLD3EFL}

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	2026-07-05T05:30:21.646712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0584fcc1a20e70057107639c158f642ad6367b0e660a97752239b3bffbc1f688

Aliases

arxiv: 2301.01209 · arxiv_version: 2301.01209v1 · doi: 10.48550/arxiv.2301.01209 · pith_short_12: AWCPZQNCBZYA · pith_short_16: AWCPZQNCBZYAK4IH · pith_short_8: AWCPZQNC

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/AWCPZQNCBZYAK4IHMOOBLD3EFL \
  | 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: 0584fcc1a20e70057107639c158f642ad6367b0e660a97752239b3bffbc1f688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "656a64bb58347ef7be8126276bbb0e497017dd92fa0eb0839985761098aee51d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-01-03T17:02:17Z",
    "title_canon_sha256": "1b873ce07aecd5698efae0d0e3f5050c072b812c11781d62872a5d7b1bf26c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.01209",
    "kind": "arxiv",
    "version": 1
  }
}