Pith Number

pith:VCVM46SB

pith:2025:VCVM46SBYZA3XYP4FN2WO2LRRH

not attested not anchored not stored refs pending

Local Feature Filtering for Scalable and Well-Conditioned Domain-Decomposed Random Feature Methods

Ben Moseley, Jan Willem van Beek, Victorita Dolean

arxiv:2506.17626 v2 · 2025-06-21 · 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{VCVM46SBYZA3XYP4FN2WO2LRRH}

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	2026-07-05T12:02:47.494462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8aace7a41c641bbe1fc2b7567697189c03b66a68e27e99554cf05c4ac57e79c

Aliases

arxiv: 2506.17626 · arxiv_version: 2506.17626v2 · doi: 10.48550/arxiv.2506.17626 · pith_short_12: VCVM46SBYZA3 · pith_short_16: VCVM46SBYZA3XYP4 · pith_short_8: VCVM46SB

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/VCVM46SBYZA3XYP4FN2WO2LRRH \
  | 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: a8aace7a41c641bbe1fc2b7567697189c03b66a68e27e99554cf05c4ac57e79c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdaac44ce49f73ace514e54ea06006ff8203e16426c2891b0575d9a0d3823521",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-21T07:54:05Z",
    "title_canon_sha256": "410cab8850dea2126bd0e63295162f7afbdd3b3e4d0ff5a23c7953aba80053f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.17626",
    "kind": "arxiv",
    "version": 2
  }
}