Pith Number

pith:W76LRY6Q

pith:2013:W76LRY6QASP5KISDPBN2LNSXQQ

not attested not anchored not stored refs pending

Derivation of an EM algorithm for constrained and unconstrained multivariate autoregressive state-space (MARSS) models

Elizabeth E. Holmes

arxiv:1302.3919 v1 · 2013-02-16 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W76LRY6QASP5KISDPBN2LNSXQQ}

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.

Cited by

1 paper in Pith

Matrix Factorization-Based Solar Spectral Irradiance Missing Data Imputation with Uncertainty Quantification

Receipt and verification

First computed	2026-05-18T03:33:24.901537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7fcb8e3d0049fd52243785ba5b657842bf1b51a4a0ecf640868e7245bfd339d

Aliases

arxiv: 1302.3919 · arxiv_version: 1302.3919v1 · doi: 10.48550/arxiv.1302.3919 · pith_short_12: W76LRY6QASP5 · pith_short_16: W76LRY6QASP5KISD · pith_short_8: W76LRY6Q

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/W76LRY6QASP5KISDPBN2LNSXQQ \
  | 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: b7fcb8e3d0049fd52243785ba5b657842bf1b51a4a0ecf640868e7245bfd339d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0951d560677fbaf5f0c8685856a7af1df3dcb17ba89c3787ca5eb8f93c512274",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "stat.ME",
    "submitted_at": "2013-02-16T02:00:03Z",
    "title_canon_sha256": "2616308d62a3e362add4f94c910402dc20d327a2e6421e97c302e2ffe43ce4aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.3919",
    "kind": "arxiv",
    "version": 1
  }
}