Pith Number

pith:MCTE5OFC

pith:2014:MCTE5OFC53T6OBRT5Y7MKC2CPL

not attested not anchored not stored refs pending

Efficient Maximum Likelihood Estimation of Multiple Membership Linear Mixed Models, with an Application to Educational Value-Added Assessments

Andrew T. Karl, Sharon L. Lohr, Yan Yang

arxiv:1403.7644 v1 · 2014-03-29 · stat.AP · stat.CO

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

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	2026-05-18T02:55:12.797939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60a64eb8a2eee7e70633ee3ec50b427ad4481828cd0490703760bed515082c2f

Aliases

arxiv: 1403.7644 · arxiv_version: 1403.7644v1 · doi: 10.48550/arxiv.1403.7644 · pith_short_12: MCTE5OFC53T6 · pith_short_16: MCTE5OFC53T6OBRT · pith_short_8: MCTE5OFC

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/MCTE5OFC53T6OBRT5Y7MKC2CPL \
  | 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: 60a64eb8a2eee7e70633ee3ec50b427ad4481828cd0490703760bed515082c2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "506a124a74dad5b187b9d85b311876876756cfe6d0ed2b7e2b091c4476f6dc0d",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2014-03-29T16:22:59Z",
    "title_canon_sha256": "d034fd87c3264a0fcfd3e75d46457f8b43c56a757c87187e5e41e39ca19c8e82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7644",
    "kind": "arxiv",
    "version": 1
  }
}