Pith Number

pith:F5XWHMA6

pith:2013:F5XWHMA6YXTTMC7KVSYMF575O7

not attested not anchored not stored refs pending

Sharp Threshold for Multivariate Multi-Response Linear Regression via Block Regularized Lasso

Eric P. Xing, Weiguang Wang, Yingbin Liang

arxiv:1307.7993 v1 · 2013-07-30 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F5XWHMA6YXTTMC7KVSYMF575O7}

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	2026-05-18T03:17:12.693775Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f6f63b01ec5e7360beaacb0c2f7fd77d199988c7a4747d6ed8b140ed9c55525

Aliases

arxiv: 1307.7993 · arxiv_version: 1307.7993v1 · doi: 10.48550/arxiv.1307.7993 · pith_short_12: F5XWHMA6YXTT · pith_short_16: F5XWHMA6YXTTMC7K · pith_short_8: F5XWHMA6

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/F5XWHMA6YXTTMC7KVSYMF575O7 \
  | 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: 2f6f63b01ec5e7360beaacb0c2f7fd77d199988c7a4747d6ed8b140ed9c55525

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85e5c31941d8dd00b425fa9f5e7dbf527559337898ec28fccc28eabf548f66e1",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-07-30T14:24:52Z",
    "title_canon_sha256": "8940e6153a7b06001722a3e20f04ca5e7121988ecf21168296347ea56ac70034"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7993",
    "kind": "arxiv",
    "version": 1
  }
}