Pith Number

pith:W6GAQW3V

pith:2023:W6GAQW3V2X7OAECGGAUSWIDMWU

not attested not anchored not stored refs pending

Anisotropic refinable functions and the tile B-splines

Tatyana Zaitseva, Vladimir Yu. Protasov

arxiv:2312.11182 v1 · 2023-12-18 · math.FA · cs.NA · math.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{W6GAQW3V2X7OAECGGAUSWIDMWU}

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	2026-07-05T07:25:29.360290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b78c085b75d5fee0104630292b206cb52896c0fa03633fbabe8c45be49f47892

Aliases

arxiv: 2312.11182 · arxiv_version: 2312.11182v1 · doi: 10.48550/arxiv.2312.11182 · pith_short_12: W6GAQW3V2X7O · pith_short_16: W6GAQW3V2X7OAECG · pith_short_8: W6GAQW3V

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/W6GAQW3V2X7OAECGGAUSWIDMWU \
  | 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: b78c085b75d5fee0104630292b206cb52896c0fa03633fbabe8c45be49f47892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "949520bc9fd3b0fcaf61e6d46d1e1f0ffbce6d32eebbf74dde284e65813d31a3",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2023-12-18T13:24:11Z",
    "title_canon_sha256": "9c86810e8bce7ced0e9e2573390e56234400d6a2d0ecfc6597912f666568e6b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.11182",
    "kind": "arxiv",
    "version": 1
  }
}