Pith Number

pith:PZFYTFRH

pith:2023:PZFYTFRHDDLU5W3FOTZ3AW6QII

not attested not anchored not stored refs pending

Non-linear dimension reduction in factor-augmented vector autoregressions

Karin Klieber

arxiv:2309.04821 v1 · 2023-09-09 · econ.EM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PZFYTFRHDDLU5W3FOTZ3AW6QII}

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	2026-07-05T06:49:27.645162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e4b89962718d74edb6574f3b05bd0423282bb35973fe97657ec5543db43c01f

Aliases

arxiv: 2309.04821 · arxiv_version: 2309.04821v1 · doi: 10.48550/arxiv.2309.04821 · pith_short_12: PZFYTFRHDDLU · pith_short_16: PZFYTFRHDDLU5W3F · pith_short_8: PZFYTFRH

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/PZFYTFRHDDLU5W3FOTZ3AW6QII \
  | 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: 7e4b89962718d74edb6574f3b05bd0423282bb35973fe97657ec5543db43c01f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6aa7eba2e674f4bd7f58904c5d05fd6e7a4a9a3c0305e53a6804f9587c40b05",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2023-09-09T15:22:30Z",
    "title_canon_sha256": "f068837ed732862bb196910aae183e9a7d2c505b169d00de681adafaff83cae9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.04821",
    "kind": "arxiv",
    "version": 1
  }
}