Pith Number

pith:YZPG2B2D

pith:2017:YZPG2B2DZ3YJXZ2HQZV6BPZDFQ

not attested not anchored not stored refs pending

Koopman Operator Family Spectrum for Nonautonomous Systems - Part 1

(2) Faculty of Mechanical Engineering, Croatia, Igor Mezi\'c (2) ((1) Faculty of Engineering University of Rijeka, Mathematics, Nelida \v{C}rnjari\'c-\v{Z}ic (1), Santa Barbara), Senka Ma\'ce\v{s}i\'c (1), University of California

arxiv:1703.07324 v1 · 2017-03-21 · math.DS · math.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{YZPG2B2DZ3YJXZ2HQZV6BPZDFQ}

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.

Cited by

1 paper in Pith

An Incremental Approach to Online Dynamic Mode Decomposition for Time-Varying Systems with Applications to EEG Data Modeling

Receipt and verification

First computed	2026-05-18T00:48:10.690632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c65e6d0743cef09be747866be0bf232c3d10fd8ba42cfeb31a9a1bc0c7a28fd1

Aliases

arxiv: 1703.07324 · arxiv_version: 1703.07324v1 · doi: 10.48550/arxiv.1703.07324 · pith_short_12: YZPG2B2DZ3YJ · pith_short_16: YZPG2B2DZ3YJXZ2H · pith_short_8: YZPG2B2D

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/YZPG2B2DZ3YJXZ2HQZV6BPZDFQ \
  | 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: c65e6d0743cef09be747866be0bf232c3d10fd8ba42cfeb31a9a1bc0c7a28fd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce34d1c6fd2ec452b058fadc5cc03551fcab3b4e15812371ae7d98d741906a73",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-03-21T17:19:22Z",
    "title_canon_sha256": "71ab339a7056365f9b2e13500c443c0ae69ad9ccd350767219fa43606e45d209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07324",
    "kind": "arxiv",
    "version": 1
  }
}