Pith Number

pith:GFCH2RCB

pith:2024:GFCH2RCBRJ4XQVBUJGL2HUEBPP

not attested not anchored not stored refs pending

Guarantees of a Preconditioned Subgradient Algorithm for Overparameterized Asymmetric Low-rank Matrix Recovery

HanQin Cai, Paris Giampouras, Rene Vidal

arxiv:2410.16826 v2 · 2024-10-22 · math.OC · 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{GFCH2RCBRJ4XQVBUJGL2HUEBPP}

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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

Double Preconditioning (DoPr): Optimization for Test-Time Performance, not Validation Loss

Receipt and verification

First computed	2026-07-05T11:11:36.334729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31447d44418a797854344997a3d0817bd8f11ebcd8c99f62349150f962394a92

Aliases

arxiv: 2410.16826 · arxiv_version: 2410.16826v2 · doi: 10.48550/arxiv.2410.16826 · pith_short_12: GFCH2RCBRJ4X · pith_short_16: GFCH2RCBRJ4XQVBU · pith_short_8: GFCH2RCB

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/GFCH2RCBRJ4XQVBUJGL2HUEBPP \
  | 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: 31447d44418a797854344997a3d0817bd8f11ebcd8c99f62349150f962394a92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5d25b3f300631fde39a0b87370cf45074677a75bcb523e783cf535b90f949ba",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-10-22T08:58:44Z",
    "title_canon_sha256": "e6bfb7b55c7bbfb71f86e7b58ca3cead0977e731a06cc082c3654e45f9e1c5d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.16826",
    "kind": "arxiv",
    "version": 2
  }
}