Pith Number

pith:PS6RRMF7

pith:2019:PS6RRMF7NDOEU46BJLILOPB5XN

not attested not anchored not stored refs pending

Reduced-order modeling using Dynamic Mode Decomposition and Least Angle Regression

Francis D. Lagor, John Graff, Tarunraj Singh, Xianzhang Xu

arxiv:1905.07027 v2 · 2019-05-16 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PS6RRMF7NDOEU46BJLILOPB5XN}

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	2026-07-05T00:34:00.743606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cbd18b0bf68dc4a73c14ad0b73c3dbb4316f03a0dc6d5b7b8c2aabdfb7331cc

Aliases

arxiv: 1905.07027 · arxiv_version: 1905.07027v2 · doi: 10.48550/arxiv.1905.07027 · pith_short_12: PS6RRMF7NDOE · pith_short_16: PS6RRMF7NDOEU46B · pith_short_8: PS6RRMF7

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/PS6RRMF7NDOEU46BJLILOPB5XN \
  | 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: 7cbd18b0bf68dc4a73c14ad0b73c3dbb4316f03a0dc6d5b7b8c2aabdfb7331cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac3eac4567c93e201eb7037fa8dfe36457865186bd5ec018e3c5d4e8d9136dd0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-05-16T20:35:09Z",
    "title_canon_sha256": "98dfc9ce89da9b91d6138375ae312781bac9d68ce5b87f6bc5da412bff64c82c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07027",
    "kind": "arxiv",
    "version": 2
  }
}