Pith Number

pith:47AG663R

pith:2015:47AG663RAAYUEPR7YIMI74OXYS

not attested not anchored not stored refs pending

Sparse Linear Regression With Missing Data

Ravi Ganti, Rebecca M. Willett

arxiv:1503.08348 v1 · 2015-03-28 · stat.ML · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47AG663RAAYUEPR7YIMI74OXYS}

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	2026-05-18T02:20:02.073961Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7c06f7b710031423e3fc2188ff1d7c4bdd7a0de2207c1c9df6ab48d8a33383d

Aliases

arxiv: 1503.08348 · arxiv_version: 1503.08348v1 · doi: 10.48550/arxiv.1503.08348 · pith_short_12: 47AG663RAAYU · pith_short_16: 47AG663RAAYUEPR7 · pith_short_8: 47AG663R

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/47AG663RAAYUEPR7YIMI74OXYS \
  | 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: e7c06f7b710031423e3fc2188ff1d7c4bdd7a0de2207c1c9df6ab48d8a33383d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4d85ae2d904b7ac68ff2c23002b990bbbcf8a72294fd8a61d8aa1939fd10e73",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-03-28T21:03:32Z",
    "title_canon_sha256": "97f6771e2d8e83d64fd668ff1cf2588a875a910815fd37b1a680b4194cd2becb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08348",
    "kind": "arxiv",
    "version": 1
  }
}