Pith Number

pith:VYFKLPEG

pith:2017:VYFKLPEGCC36NCY4JPXXRLEY7N

not attested not anchored not stored refs pending

Koopman-based lifting techniques for nonlinear systems identification

Alexandre Mauroy, Jorge Goncalves

arxiv:1709.02003 v4 · 2017-09-06 · math.OC · cs.SY · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VYFKLPEGCC36NCY4JPXXRLEY7N}

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	2026-05-17T23:47:52.953172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae0aa5bc8610b7e68b1c4bef78ac98fb7aebf054b5338cd20c4faca0317b5811

Aliases

arxiv: 1709.02003 · arxiv_version: 1709.02003v4 · doi: 10.48550/arxiv.1709.02003 · pith_short_12: VYFKLPEGCC36 · pith_short_16: VYFKLPEGCC36NCY4 · pith_short_8: VYFKLPEG

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/VYFKLPEGCC36NCY4JPXXRLEY7N \
  | 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: ae0aa5bc8610b7e68b1c4bef78ac98fb7aebf054b5338cd20c4faca0317b5811

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c340789bd685926ae75bec62ebc6daf4000ab4ddd585686f575ae8d30616716b",
    "cross_cats_sorted": [
      "cs.SY",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-09-06T21:05:14Z",
    "title_canon_sha256": "d92f000925e8727391d26b6519062b313d6456da3775735234caf6fcef42d434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02003",
    "kind": "arxiv",
    "version": 4
  }
}