Pith Number

pith:XALAY6ZR

pith:2024:XALAY6ZR725WHZUY3YWWNCW4ZC

not attested not anchored not stored refs pending

Non-convex matrix sensing: Breaking the quadratic rank barrier in the sample complexity

Dominik St\"oger, Yizhe Zhu

arxiv:2408.13276 v4 · 2024-08-20 · stat.ML · cs.IT · cs.LG · math.IT · math.OC · math.PR · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XALAY6ZR725WHZUY3YWWNCW4ZC}

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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

Stability properties of gradient flow dynamics for the symmetric low-rank matrix factorization problem

Receipt and verification

First computed	2026-07-05T11:43:29.028023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8160c7b31febb63e698de2d668adcc8818233f932c18c884db905eb5de5dda6

Aliases

arxiv: 2408.13276 · arxiv_version: 2408.13276v4 · doi: 10.48550/arxiv.2408.13276 · pith_short_12: XALAY6ZR725W · pith_short_16: XALAY6ZR725WHZUY · pith_short_8: XALAY6ZR

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/XALAY6ZR725WHZUY3YWWNCW4ZC \
  | 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: b8160c7b31febb63e698de2d668adcc8818233f932c18c884db905eb5de5dda6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18bbdcf863b332ed6b342872d46d4b335e419a7915770c72a270f80aa748b6c7",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "math.OC",
      "math.PR",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2024-08-20T14:09:28Z",
    "title_canon_sha256": "8b75aea62aa3d7298ba311bd53baf7d52f747ce3a10ff0d1fab1b9d9ba3b525d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.13276",
    "kind": "arxiv",
    "version": 4
  }
}