Pith Number

pith:5ISA5QOT

pith:2023:5ISA5QOT6IAJCPBO3VXVQOEL6I

not attested not anchored not stored refs pending

Efficient Alternating Minimization with Applications to Weighted Low Rank Approximation

Junze Yin, Lichen Zhang, Mingquan Ye, Zhao Song

arxiv:2306.04169 v3 · 2023-06-07 · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5ISA5QOT6IAJCPBO3VXVQOEL6I}

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.

Receipt and verification

First computed	2026-07-05T10:14:35.742393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea240ec1d3f200913c2edd6f58388bf22cc8853793ee7e3a6a72cd64698a9bf4

Aliases

arxiv: 2306.04169 · arxiv_version: 2306.04169v3 · doi: 10.48550/arxiv.2306.04169 · pith_short_12: 5ISA5QOT6IAJ · pith_short_16: 5ISA5QOT6IAJCPBO · pith_short_8: 5ISA5QOT

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/5ISA5QOT6IAJCPBO3VXVQOEL6I \
  | 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: ea240ec1d3f200913c2edd6f58388bf22cc8853793ee7e3a6a72cd64698a9bf4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37cd469d6a69dee0fd9f6fb6708e346f7e5d2834d745e8c7fc5b4f3d7bcbf150",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-06-07T05:38:55Z",
    "title_canon_sha256": "fa5463717cdf7024023bd0c9d3ab74e435a5c6da7c27beada19f53ebc4dd0c36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.04169",
    "kind": "arxiv",
    "version": 3
  }
}