Pith Number

pith:H5CTAKPN

pith:2018:H5CTAKPN7C4ZVC6FC2OZ7WTWP4

not attested not anchored not stored refs pending

Robust and Sparse Regression in GLM by Stochastic Optimization

Hironori Fujisawa, Takayuki Kawashima

arxiv:1802.03127 v1 · 2018-02-09 · stat.ML · 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{H5CTAKPN7C4ZVC6FC2OZ7WTWP4}

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	2026-05-18T00:24:01.979360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f453029edf8b99a8bc5169d9fda767f1f3daecf799afa0d591841f1c7d2febf

Aliases

arxiv: 1802.03127 · arxiv_version: 1802.03127v1 · doi: 10.48550/arxiv.1802.03127 · pith_short_12: H5CTAKPN7C4Z · pith_short_16: H5CTAKPN7C4ZVC6F · pith_short_8: H5CTAKPN

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/H5CTAKPN7C4ZVC6FC2OZ7WTWP4 \
  | 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: 3f453029edf8b99a8bc5169d9fda767f1f3daecf799afa0d591841f1c7d2febf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0577c44f29a620af05b4fde799d5f704e4c0eb15beeab5b05f8d670c87683dc5",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-09T04:51:50Z",
    "title_canon_sha256": "39f3708037307260316403ef8d6d4b278732c031aedf5cc4c963bc10e311568a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03127",
    "kind": "arxiv",
    "version": 1
  }
}