Pith Number

pith:QFWN2GOX

pith:2022:QFWN2GOXVC74ECV4FVXZJCQWXI

not attested not anchored not stored refs pending

Kernel-Based Identification of Local Limit Cycle Dynamics with Linear Periodically Parameter-Varying Models

Andrea Iannelli, Defne E. Ozan, Mingzhou Yin, Roy S. Smith

arxiv:2203.16306 v2 · 2022-03-30 · eess.SY · cs.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{QFWN2GOXVC74ECV4FVXZJCQWXI}

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	2026-07-05T05:52:07.254988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

816cdd19d7a8bfc20abc2d6f948a16ba3f1f1f9e14131519f1bb018cb8d45ed2

Aliases

arxiv: 2203.16306 · arxiv_version: 2203.16306v2 · doi: 10.48550/arxiv.2203.16306 · pith_short_12: QFWN2GOXVC74 · pith_short_16: QFWN2GOXVC74ECV4 · pith_short_8: QFWN2GOX

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/QFWN2GOXVC74ECV4FVXZJCQWXI \
  | 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: 816cdd19d7a8bfc20abc2d6f948a16ba3f1f1f9e14131519f1bb018cb8d45ed2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf9835c8ed53ca96902f65412c3c897356537413e4b7bff8468b06025c562a46",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2022-03-30T13:51:24Z",
    "title_canon_sha256": "33392fa1d1844c671aa85550bef618428e6bd59affcfff7e8f5cf8b7e9493d7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.16306",
    "kind": "arxiv",
    "version": 2
  }
}