Pith Number

pith:KXCRLSUY

pith:2018:KXCRLSUYFSXFPO7762NQJBSMRR

not attested not anchored not stored refs pending

Estimation of High-Dimensional Seemingly Unrelated Regression Models

Hyungsik Roger Moon, Khai X. Chiong, Lidan Tan

arxiv:1811.05567 v1 · 2018-11-13 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXCRLSUYFSXFPO7762NQJBSMRR}

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	2026-05-18T00:00:42.623613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55c515ca982cae57bbfff69b04864c8c417f6574e2f223003903ecaa9991d420

Aliases

arxiv: 1811.05567 · arxiv_version: 1811.05567v1 · doi: 10.48550/arxiv.1811.05567 · pith_short_12: KXCRLSUYFSXF · pith_short_16: KXCRLSUYFSXFPO77 · pith_short_8: KXCRLSUY

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/KXCRLSUYFSXFPO7762NQJBSMRR \
  | 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: 55c515ca982cae57bbfff69b04864c8c417f6574e2f223003903ecaa9991d420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba4810c2e9d50a7e07288076f80879700aeba7de5b693c8764c74d006ddf8b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2018-11-13T23:19:46Z",
    "title_canon_sha256": "b5af87cb3fc1fe977476ce42fee1c20d5ef81877ca883caecdc5e5aee7a43cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05567",
    "kind": "arxiv",
    "version": 1
  }
}