Pith Number

pith:7MN5LVE5

pith:2025:7MN5LVE577WGXTS7WL2VRASOOV

not attested not anchored not stored refs pending

Extremum Seeking for PDE Systems using Physics-Informed Neural Networks

Haojin Guo, Jianguo Guo, Tiago Roux Oliveira, Zongyi Guo

arxiv:2505.15972 v1 · 2025-05-21 · math.OC · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7MN5LVE577WGXTS7WL2VRASOOV}

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	2026-07-05T11:07:27.937267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb1bd5d49dffec6bce5fb2f558824e7540f760a05be7e566df50f27f8ec0efac

Aliases

arxiv: 2505.15972 · arxiv_version: 2505.15972v1 · doi: 10.48550/arxiv.2505.15972 · pith_short_12: 7MN5LVE577WG · pith_short_16: 7MN5LVE577WGXTS7 · pith_short_8: 7MN5LVE5

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/7MN5LVE577WGXTS7WL2VRASOOV \
  | 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: fb1bd5d49dffec6bce5fb2f558824e7540f760a05be7e566df50f27f8ec0efac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c0f78bda0b955ce122a9399bf0c4222e03d2e98b8b495d2d2a6946edb963ae9",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-21T19:44:27Z",
    "title_canon_sha256": "2e376a80913e2ce452a5557addd73af5dc2bb55431749fc43ba9ed2638086e70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15972",
    "kind": "arxiv",
    "version": 1
  }
}