Pith Number

pith:DI7YXPUZ

pith:2017:DI7YXPUZTXBW5RBDFI6Z5BRJ7Y

not attested not anchored not stored refs pending

Asymptotic performance of PCA for high-dimensional heteroscedastic data

David Hong, Jeffrey A. Fessler, Laura Balzano

arxiv:1703.06610 v4 · 2017-03-20 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DI7YXPUZTXBW5RBDFI6Z5BRJ7Y}

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	2026-05-17T23:43:28.719686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a3f8bbe999dc36ec4232a3d9e8629fe171b943f8d582020d6c992f31f0c9354

Aliases

arxiv: 1703.06610 · arxiv_version: 1703.06610v4 · doi: 10.48550/arxiv.1703.06610 · pith_short_12: DI7YXPUZTXBW · pith_short_16: DI7YXPUZTXBW5RBD · pith_short_8: DI7YXPUZ

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/DI7YXPUZTXBW5RBDFI6Z5BRJ7Y \
  | 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: 1a3f8bbe999dc36ec4232a3d9e8629fe171b943f8d582020d6c992f31f0c9354

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "303348f9282c249ed04a139e94e22e2e0ec6b7bd1fc88e6ffb341be3722666c9",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-03-20T05:37:48Z",
    "title_canon_sha256": "e7e0739c0d526f2a11935494670707d461e744eba87e58f19a2b9e991fe7011c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.06610",
    "kind": "arxiv",
    "version": 4
  }
}