Pith Number

pith:4KCCNVAL

pith:2023:4KCCNVALYOEV6LXUHK3TOPP7DX

not attested not anchored not stored refs pending

The Multiverse of Dynamic Mode Decomposition Algorithms

Matthew J. Colbrook

arxiv:2312.00137 v2 · 2023-11-30 · math.DS · cs.LG · cs.NA · math.NA · 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{4KCCNVALYOEV6LXUHK3TOPP7DX}

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

2 papers in Pith

Integral Formulation of QENDy for Robust Nonlinear System Identification

Feature Extraction in the Remote Sensing Data Value Chain: A Systematic Review of Methods and Applications

Receipt and verification

First computed	2026-07-05T07:26:56.751513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e28426d40bc3895f2ef43ab7373dff1dca830b4784867b40ba9887a12be30389

Aliases

arxiv: 2312.00137 · arxiv_version: 2312.00137v2 · doi: 10.48550/arxiv.2312.00137 · pith_short_12: 4KCCNVALYOEV · pith_short_16: 4KCCNVALYOEV6LXU · pith_short_8: 4KCCNVAL

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/4KCCNVALYOEV6LXUHK3TOPP7DX \
  | 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: e28426d40bc3895f2ef43ab7373dff1dca830b4784867b40ba9887a12be30389

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85290d6a4799ed73c76d08650762f6e82c6bab8f5efda0c4186ad504a7d993f9",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2023-11-30T19:00:50Z",
    "title_canon_sha256": "8a7f376535269a4513a9b1016112437fc03c3f9d0850ad769dec180e2e99f70d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.00137",
    "kind": "arxiv",
    "version": 2
  }
}