Pith Number

pith:BN35KFAC

pith:2021:BN35KFACKE7AUPAEFWZNVOG4LF

not attested not anchored not stored refs pending

Nonlinear Invariant Risk Minimization: A Causal Approach

Bernhard Sch\"olkopf, Chaochao Lu, Jo\'se Miguel Hern\'andez-Lobato, Yuhuai Wu

arxiv:2102.12353 v6 · 2021-02-24 · cs.LG · 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{BN35KFACKE7AUPAEFWZNVOG4LF}

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.

Cited by

1 paper in Pith

Causal Effect Identification in Heterogeneous Environments from Higher-Order Moments

Receipt and verification

First computed	2026-07-05T05:07:32.919339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b77d51402513e0a3c042db2dab8dc5966ef64e6223279d74e992fa336f87def

Aliases

arxiv: 2102.12353 · arxiv_version: 2102.12353v6 · doi: 10.48550/arxiv.2102.12353 · pith_short_12: BN35KFACKE7A · pith_short_16: BN35KFACKE7AUPAE · pith_short_8: BN35KFAC

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/BN35KFACKE7AUPAEFWZNVOG4LF \
  | 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: 0b77d51402513e0a3c042db2dab8dc5966ef64e6223279d74e992fa336f87def

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55b4b4dfcd41de1bee71ea6bd79d8eae7b3922d68916b7a4e2edc8d1c58522c9",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-24T15:38:41Z",
    "title_canon_sha256": "7bf437bf7118c59afc633d3179ba51c8897c6b2c643e804870d3f09c0927cc78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.12353",
    "kind": "arxiv",
    "version": 6
  }
}