Pith Number

pith:EW22QNK7

pith:2018:EW22QNK7FBN2Y4ATU6NC74GBWN

not attested not anchored not stored refs pending

Statistical Learnability of Generalized Additive Models based on Total Variation Regularization

Shin Matsushima

arxiv:1802.03001 v2 · 2018-02-08 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EW22QNK7FBN2Y4ATU6NC74GBWN}

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	2026-05-18T00:23:11.367863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b5a8355f285bac7013a79a2ff0c1b3682f7943fabea5269dd9e3570a548786

Aliases

arxiv: 1802.03001 · arxiv_version: 1802.03001v2 · doi: 10.48550/arxiv.1802.03001 · pith_short_12: EW22QNK7FBN2 · pith_short_16: EW22QNK7FBN2Y4AT · pith_short_8: EW22QNK7

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/EW22QNK7FBN2Y4ATU6NC74GBWN \
  | 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: 25b5a8355f285bac7013a79a2ff0c1b3682f7943fabea5269dd9e3570a548786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e719111ed6ee689263c591a7c0151802e4c30e51fd14ccada8e1bcf0195842b3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-02-08T18:36:28Z",
    "title_canon_sha256": "5c762254bcd7f9243fd313d0f5d731c390bb4e3fc431ba6b2883260f3d0221e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03001",
    "kind": "arxiv",
    "version": 2
  }
}