Pith Number

pith:4MUG4BPG

pith:2022:4MUG4BPGKUT55XBUGKQMSKGRP2

not attested not anchored not stored refs pending

Convergence of weak-SINDy Surrogate Models

Benjamin Russo, M. Paul Laiu

arxiv:2209.15573 v3 · 2022-09-30 · math.NA · cs.LG · cs.NA · cs.SY · eess.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{4MUG4BPGKUT55XBUGKQMSKGRP2}

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

Flow map learning in nonlinear vector autoregressive models: influence of the feature-library structure on the training error

Receipt and verification

First computed	2026-07-05T09:09:14.571611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3286e05e65527dedc3432a0c928d17eafefd36e3545cb201618dfb03270e1af

Aliases

arxiv: 2209.15573 · arxiv_version: 2209.15573v3 · doi: 10.48550/arxiv.2209.15573 · pith_short_12: 4MUG4BPGKUT5 · pith_short_16: 4MUG4BPGKUT55XBU · pith_short_8: 4MUG4BPG

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/4MUG4BPGKUT55XBUGKQMSKGRP2 \
  | 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: e3286e05e65527dedc3432a0c928d17eafefd36e3545cb201618dfb03270e1af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b54a071d48fdcf016e95951fd290f456b3e594463c33eb6af7ba9c6a0d750f7a",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "cs.SY",
      "eess.SY",
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-09-30T16:33:11Z",
    "title_canon_sha256": "0dcc07ba567d0b00ba1a9916a4f220aefd60a675fa3ed305113fe39508d96dcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.15573",
    "kind": "arxiv",
    "version": 3
  }
}