Pith Number

pith:UZ5HX2HG

pith:2016:UZ5HX2HGPLS4GDNOQ6JVVQYBKV

not attested not anchored not stored refs pending

A low-rank based estimation-testing procedure for matrix-covariate regression

Hung Hung, Zhi-Yu Jou

arxiv:1607.02957 v1 · 2016-07-11 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UZ5HX2HGPLS4GDNOQ6JVVQYBKV}

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	2026-05-18T01:11:14.306859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a67a7be8e67ae5c30dae87935ac30155578c48f49406749a667ef0b8eff75017

Aliases

arxiv: 1607.02957 · arxiv_version: 1607.02957v1 · doi: 10.48550/arxiv.1607.02957 · pith_short_12: UZ5HX2HGPLS4 · pith_short_16: UZ5HX2HGPLS4GDNO · pith_short_8: UZ5HX2HG

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/UZ5HX2HGPLS4GDNOQ6JVVQYBKV \
  | 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: a67a7be8e67ae5c30dae87935ac30155578c48f49406749a667ef0b8eff75017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39c635fdcc27e0b1d7bb4e4b67614262803af8a6f43cf9d499f6b5e1d308a3f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2016-07-11T14:03:58Z",
    "title_canon_sha256": "85c4bed7f2584947cbd139ae93cf36901e159303f8fe60df9212c76de8938ca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02957",
    "kind": "arxiv",
    "version": 1
  }
}