Pith Number

pith:KK75LW7W

pith:2012:KK75LW7WOZLGNVX7GTAXUWN7DN

not attested not anchored not stored refs pending

Fast and Accurate Algorithms for Re-Weighted L1-Norm Minimization

Justin Romberg, M. Salman Asif

arxiv:1208.0651 v1 · 2012-08-03 · stat.CO · cs.IT · math.IT · 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{KK75LW7WOZLGNVX7GTAXUWN7DN}

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	2026-05-18T03:49:32.101521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52bfd5dbf6765666d6ff34c17a59bf1b74745f05379bae654030db184f3e35c7

Aliases

arxiv: 1208.0651 · arxiv_version: 1208.0651v1 · doi: 10.48550/arxiv.1208.0651 · pith_short_12: KK75LW7WOZLG · pith_short_16: KK75LW7WOZLGNVX7 · pith_short_8: KK75LW7W

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/KK75LW7WOZLGNVX7GTAXUWN7DN \
  | 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: 52bfd5dbf6765666d6ff34c17a59bf1b74745f05379bae654030db184f3e35c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f360fb1d89910d1e875be85b917ac2a9cf15acc85ad0382ab9be7e1dfb34b0b",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2012-08-03T04:06:32Z",
    "title_canon_sha256": "04c00835ed9ef8e86748d796d6680f7683611513b9aa98094c1da8aee5823af2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0651",
    "kind": "arxiv",
    "version": 1
  }
}