Pith Number

pith:RJLXYCTJ

pith:2013:RJLXYCTJKVI6PYI6OGVGNNPQ72

not attested not anchored not stored refs pending

Efficient Mixed-Norm Regularization: Algorithms and Safe Screening Methods

Jieping Ye, Jie Wang, Jun Liu

arxiv:1307.4156 v1 · 2013-07-16 · 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{RJLXYCTJKVI6PYI6OGVGNNPQ72}

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	2026-05-18T03:18:19.496199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a577c0a695551e7e11e71aa66b5f0fe97e10844035962251e763e9d6fc6e623

Aliases

arxiv: 1307.4156 · arxiv_version: 1307.4156v1 · doi: 10.48550/arxiv.1307.4156 · pith_short_12: RJLXYCTJKVI6 · pith_short_16: RJLXYCTJKVI6PYI6 · pith_short_8: RJLXYCTJ

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/RJLXYCTJKVI6PYI6OGVGNNPQ72 \
  | 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: 8a577c0a695551e7e11e71aa66b5f0fe97e10844035962251e763e9d6fc6e623

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89da23e1499dd5700cba5fc9e5ac98e42de04aabd29ebf5a72096d19d5096a7",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-07-16T03:09:13Z",
    "title_canon_sha256": "4c6bbecaf3a8dac80b983963de2b8fbdeaaeb94d82f75be386ba96d8dae4b457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.4156",
    "kind": "arxiv",
    "version": 1
  }
}