Pith Number

pith:NYO7UMEU

pith:2023:NYO7UMEUQWVAIGAIJSBJIFPKOX

not attested not anchored not stored refs pending

Diagonally Square Root Integrable Kernels in System Identification

Mohammad Khosravi, Roy S. Smith

arxiv:2302.12929 v1 · 2023-02-24 · eess.SY · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NYO7UMEUQWVAIGAIJSBJIFPKOX}

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	2026-07-05T05:45:40.913114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e1dfa309485aa0418084c829415ea75d5170f3cc187f72cddd35c4de6cc4de1

Aliases

arxiv: 2302.12929 · arxiv_version: 2302.12929v1 · doi: 10.48550/arxiv.2302.12929 · pith_short_12: NYO7UMEUQWVA · pith_short_16: NYO7UMEUQWVAIGAI · pith_short_8: NYO7UMEU

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/NYO7UMEUQWVAIGAIJSBJIFPKOX \
  | 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: 6e1dfa309485aa0418084c829415ea75d5170f3cc187f72cddd35c4de6cc4de1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "387f07b26eb38b48abf0ee4db5f8349d30274efd0caae958bb3b73cbdafb6aa2",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-02-24T23:04:10Z",
    "title_canon_sha256": "6f856ddaa1d3baca17f80214e17cc0a982f37d4fa19ea830fdf4e085e2cf2640"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.12929",
    "kind": "arxiv",
    "version": 1
  }
}