Pith Number

pith:PBY5RDOR

pith:2024:PBY5RDORWPSAFRQ3P6OMYUK5YP

not attested not anchored not stored refs pending

Fundamental limits of Non-Linear Low-Rank Matrix Estimation

Florent Krzakala, Justin Ko, Lenka Zdeborov\'a, Pierre Mergny

arxiv:2403.04234 v1 · 2024-03-07 · 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{PBY5RDORWPSAFRQ3P6OMYUK5YP}

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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

Statistical Limits for Finite-Rank Tensor Estimation

Receipt and verification

First computed	2026-07-05T07:53:20.266445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7871d88dd1b3e402c61b7f9ccc515dc3d59fe4873dd931efffe053b136d4f281

Aliases

arxiv: 2403.04234 · arxiv_version: 2403.04234v1 · doi: 10.48550/arxiv.2403.04234 · pith_short_12: PBY5RDORWPSA · pith_short_16: PBY5RDORWPSAFRQ3 · pith_short_8: PBY5RDOR

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/PBY5RDORWPSAFRQ3P6OMYUK5YP \
  | 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: 7871d88dd1b3e402c61b7f9ccc515dc3d59fe4873dd931efffe053b136d4f281

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9424233082e6e95db976cfdc9d53a5042b574197356ae5f623f0940aa4082525",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2024-03-07T05:26:52Z",
    "title_canon_sha256": "6987401e78949dd1323f8f8f81a93f95d9ac237eaf298f31e8e934640227690c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.04234",
    "kind": "arxiv",
    "version": 1
  }
}