Pith Number

pith:TBZWRZ4Y

pith:2025:TBZWRZ4YGJ6ICICRPOKPAX2TQ3

not attested not anchored not stored refs pending

Energy minimisation using overlapping tensor-product free-knot B-splines

Alexandre Magueresse, Santiago Badia

arxiv:2508.17705 v2 · 2025-08-25 · 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{TBZWRZ4YGJ6ICICRPOKPAX2TQ3}

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

1 paper in Pith

Parametric Neural r-Adaptivity for Isogeometric Analysis via Residual Minimization

Receipt and verification

First computed	2026-07-05T11:59:21.499014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

987368e798327c8120517b94f05f5386dc9596d44fa10f63c238b0064e0c716d

Aliases

arxiv: 2508.17705 · arxiv_version: 2508.17705v2 · doi: 10.48550/arxiv.2508.17705 · pith_short_12: TBZWRZ4YGJ6I · pith_short_16: TBZWRZ4YGJ6ICICR · pith_short_8: TBZWRZ4Y

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/TBZWRZ4YGJ6ICICRPOKPAX2TQ3 \
  | 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: 987368e798327c8120517b94f05f5386dc9596d44fa10f63c238b0064e0c716d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8890097f31c71cf177bb24216100b702e92c8024bc4bba4e295ba880029ce5c",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-08-25T06:26:36Z",
    "title_canon_sha256": "4ed51613fc9d1d799c12571e6a0e6ad6ffb5fc6b7394a79a89641e78e9480f83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.17705",
    "kind": "arxiv",
    "version": 2
  }
}