Pith Number

pith:4DBKSCH3

pith:2026:4DBKSCH3PEGMMAZ7GWNF6YOQ2J

not attested not anchored not stored refs pending

Broad learning system with robust adaptive kernel

Haiquan Zhao, Jinhui Hu, Xin Lua

arxiv:2605.23495 v1 · 2026-05-22 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DBKSCH3PEGMMAZ7GWNF6YOQ2J}

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	2026-05-25T02:01:57.768109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0c2a908fb790cc6033f359a5f61d0d26e855b1e9fdb5f9b5c1270f4706ff0d3

Aliases

arxiv: 2605.23495 · arxiv_version: 2605.23495v1 · doi: 10.48550/arxiv.2605.23495 · pith_short_12: 4DBKSCH3PEGM · pith_short_16: 4DBKSCH3PEGMMAZ7 · pith_short_8: 4DBKSCH3

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/4DBKSCH3PEGMMAZ7GWNF6YOQ2J \
  | 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: e0c2a908fb790cc6033f359a5f61d0d26e855b1e9fdb5f9b5c1270f4706ff0d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c2e906edc5ad17205112b0763d53df34d6a0e8e3e4aa97e1383bc3bc4269ab",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-05-22T11:00:37Z",
    "title_canon_sha256": "4434ca9b1a362c2e2f9c61e645541f0f67adbcf584d1cce0c2051fa333c794b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23495",
    "kind": "arxiv",
    "version": 1
  }
}