Pith Number

pith:3ATVHTVJ

pith:2022:3ATVHTVJ5XD6TIVFI6XDO6UI7J

not attested not anchored not stored refs pending

Deep Learning Based Residuals in Non-linear Factor Models: Precision Matrix Estimation of Returns with Low Signal-to-Noise Ratio

Maurizio Daniele, Mehmet Caner

arxiv:2209.04512 v3 · 2022-09-09 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ATVHTVJ5XD6TIVFI6XDO6UI7J}

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	2026-07-05T06:45:47.871436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d82753cea9edc7e9a2a547ae377a88fa6e1123516ffae47d0ef04395b49331af

Aliases

arxiv: 2209.04512 · arxiv_version: 2209.04512v3 · doi: 10.48550/arxiv.2209.04512 · pith_short_12: 3ATVHTVJ5XD6 · pith_short_16: 3ATVHTVJ5XD6TIVF · pith_short_8: 3ATVHTVJ

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/3ATVHTVJ5XD6TIVFI6XDO6UI7J \
  | 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: d82753cea9edc7e9a2a547ae377a88fa6e1123516ffae47d0ef04395b49331af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e06cbafb0550fdb3c229ecd5f625850d3227d593e0def552d47368dd255e4f8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-09-09T20:29:54Z",
    "title_canon_sha256": "096c5a5f9c3c5ca7ed8a0d69615384e2bf637a6a1bc663310be8847e9458c100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.04512",
    "kind": "arxiv",
    "version": 3
  }
}