Pith Number

pith:OW2RF4NC

pith:2024:OW2RF4NCMKVTJJFGF5SV44EYMS

not attested not anchored not stored refs pending

Optimal Estimation of Shared Singular Subspaces across Multiple Noisy Matrices

Rong Ma, Zhengchi Ma

arxiv:2411.17054 v1 · 2024-11-26 · math.ST · stat.ME · stat.ML · 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{OW2RF4NCMKVTJJFGF5SV44EYMS}

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.

Cited by

1 paper in Pith

Enhancing Spectral Embedding through Robust and Flexible Knowledge Transfer in Electronic Health Records

Receipt and verification

First computed	2026-07-05T09:40:26.794029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75b512f1a262ab34a4a62f655e709864be51faa76afa00cbe07afe9f24818813

Aliases

arxiv: 2411.17054 · arxiv_version: 2411.17054v1 · doi: 10.48550/arxiv.2411.17054 · pith_short_12: OW2RF4NCMKVT · pith_short_16: OW2RF4NCMKVTJJFG · pith_short_8: OW2RF4NC

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/OW2RF4NCMKVTJJFGF5SV44EYMS \
  | 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: 75b512f1a262ab34a4a62f655e709864be51faa76afa00cbe07afe9f24818813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f2909bd7af6a3e1d75018726176403728c468c0d92ab2e0b76344f92fcaddf1",
    "cross_cats_sorted": [
      "stat.ME",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2024-11-26T02:49:30Z",
    "title_canon_sha256": "a9e5fa40585f5d68ab67fc00e687b7ffcfcbe1312e7ec2c92d1887fb143289be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.17054",
    "kind": "arxiv",
    "version": 1
  }
}