Pith Number

pith:OD7RVKTU

pith:2024:OD7RVKTUUZVNGDGAYI5HPLOUNX

not attested not anchored not stored refs pending

Adaptive randomized pivoting for column subset selection, DEIM, and low-rank approximation

Alice Cortinovis, Daniel Kressner

arxiv:2412.13992 v2 · 2024-12-18 · math.NA · cs.NA

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OD7RVKTUUZVNGDGAYI5HPLOUNX}

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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

Adaptive Randomized Pivoting for Tensor Singular Value Decomposition Model

Receipt and verification

First computed	2026-07-05T11:24:10.463459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70ff1aaa74a66ad30cc0c23a77add46dc109e5e76d92530b531c30c1d5071510

Aliases

arxiv: 2412.13992 · arxiv_version: 2412.13992v2 · doi: 10.48550/arxiv.2412.13992 · pith_short_12: OD7RVKTUUZVN · pith_short_16: OD7RVKTUUZVNGDGA · pith_short_8: OD7RVKTU

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/OD7RVKTUUZVNGDGAYI5HPLOUNX \
  | 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: 70ff1aaa74a66ad30cc0c23a77add46dc109e5e76d92530b531c30c1d5071510

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "796d591a94232ff9765b34bd411d58b9bd50c98888926f00a806f5fbb2038d9e",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-12-18T16:11:22Z",
    "title_canon_sha256": "010f2f58addcf6971e36496f79aa58d4ce5a66080d2a7f0d5d09a6e1df003cb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.13992",
    "kind": "arxiv",
    "version": 2
  }
}