Pith Number

pith:2U2LZQXA

pith:2021:2U2LZQXATMWK7SZVHA6GKY6TGS

not attested not anchored not stored refs pending

Higher-order least squares: assessing partial goodness of fit of linear causal models

Christoph Schultheiss, Ming Yuan, Peter B\"uhlmann

arxiv:2109.14544 v4 · 2021-09-29 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2U2LZQXATMWK7SZVHA6GKY6TGS}

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	2026-07-05T05:47:43.964811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d534bcc2e09b2cafcb35383c6563d334913729b10b6236249d81366515fda165

Aliases

arxiv: 2109.14544 · arxiv_version: 2109.14544v4 · doi: 10.48550/arxiv.2109.14544 · pith_short_12: 2U2LZQXATMWK · pith_short_16: 2U2LZQXATMWK7SZV · pith_short_8: 2U2LZQXA

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/2U2LZQXATMWK7SZVHA6GKY6TGS \
  | 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: d534bcc2e09b2cafcb35383c6563d334913729b10b6236249d81366515fda165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a3442767fabbbd08b714880bc4f67611088c07346c089ab28fb67de9cf7ae09",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-09-29T16:41:05Z",
    "title_canon_sha256": "2f816ceeeba019cc4905c8465f96aea8be28bd7b2bf1cd945844d0a171c21a19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.14544",
    "kind": "arxiv",
    "version": 4
  }
}