Pith Number

pith:2VJWF66P

pith:2016:2VJWF66PYAJHEHAOMEK3GEB2TM

not attested not anchored not stored refs pending

How Many Components should be Retained from a Multivariate Time Series PCA?

Alethea Rea, William Rea

arxiv:1610.03588 v2 · 2016-10-12 · stat.ME

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2VJWF66PYAJHEHAOMEK3GEB2TM}

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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.

Cited by

1 paper in Pith

Revisiting PCA for time series reduction in temporal dimension

Receipt and verification

First computed	2026-05-18T01:01:44.173946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d55362fbcfc012721c0e6115b3103a9b0363c76f445048fa5094a63517428536

Aliases

arxiv: 1610.03588 · arxiv_version: 1610.03588v2 · doi: 10.48550/arxiv.1610.03588 · pith_short_12: 2VJWF66PYAJH · pith_short_16: 2VJWF66PYAJHEHAO · pith_short_8: 2VJWF66P

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/2VJWF66PYAJHEHAOMEK3GEB2TM \
  | 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: d55362fbcfc012721c0e6115b3103a9b0363c76f445048fa5094a63517428536

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddb20344434be32939e464fcaeeeeaa31bd4f0458f2e035ab340384bdd92e7b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-10-12T03:32:59Z",
    "title_canon_sha256": "cf78ec0ef307a315c84a5391dac7637a683337d64594c34aef7c6a3076f4db52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.03588",
    "kind": "arxiv",
    "version": 2
  }
}