Pith Number

pith:N3EEQV5H

pith:2013:N3EEQV5HLNKXFP7CXOPFYISUMZ

not attested not anchored not stored refs pending

Flexible Low-Rank Statistical Modeling with Side Information

Rahul Mazumder, William Fithian

arxiv:1308.4211 v2 · 2013-08-20 · 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{N3EEQV5HLNKXFP7CXOPFYISUMZ}

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	2026-05-18T00:37:37.276476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ec84857a75b5572bfe2bb9e5c2254666a4bc0d34411e96c776411681c1e521e

Aliases

arxiv: 1308.4211 · arxiv_version: 1308.4211v2 · doi: 10.48550/arxiv.1308.4211 · pith_short_12: N3EEQV5HLNKX · pith_short_16: N3EEQV5HLNKXFP7C · pith_short_8: N3EEQV5H

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/N3EEQV5HLNKXFP7CXOPFYISUMZ \
  | 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: 6ec84857a75b5572bfe2bb9e5c2254666a4bc0d34411e96c776411681c1e521e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7648f8e03b57fcaacb67f78141d39a13ae946040c8583870a55e43c6eacbd1fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2013-08-20T02:33:49Z",
    "title_canon_sha256": "c43d50d8bc014d07cb9e1f72cc9cf88d31be393e0c992ae782146f86f54bfb9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4211",
    "kind": "arxiv",
    "version": 2
  }
}