Pith Number

pith:S2QPHJWR

pith:2009:S2QPHJWRP4ROIENC5BZ4LDPNUI

not attested not anchored not stored refs pending

A general multivariate latent growth model with applications in student careers Data warehouses

Silvia Bianconcini, Silvia Cagnone

arxiv:0903.3796 v1 · 2009-03-23 · 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{S2QPHJWRP4ROIENC5BZ4LDPNUI}

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	2026-05-18T03:52:51.759726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96a0f3a6d17f22e411a2e873c58deda20c3e1ec0c1734243053a32a766eaebcd

Aliases

arxiv: 0903.3796 · arxiv_version: 0903.3796v1 · doi: 10.48550/arxiv.0903.3796 · pith_short_12: S2QPHJWRP4RO · pith_short_16: S2QPHJWRP4ROIENC · pith_short_8: S2QPHJWR

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/S2QPHJWRP4ROIENC5BZ4LDPNUI \
  | 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: 96a0f3a6d17f22e411a2e873c58deda20c3e1ec0c1734243053a32a766eaebcd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65ec06bf079d20101242716097d10b170356ae70b0ec77d689f63c5ae42a50bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2009-03-23T06:49:31Z",
    "title_canon_sha256": "3c7b8867067e1108fc8348c8c1b160684089237733cb783a9d2e0423f5b6c0d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3796",
    "kind": "arxiv",
    "version": 1
  }
}