Pith Number

pith:YLID3VD7

pith:2019:YLID3VD7PCTC5KWSREXW6X6EYF

not attested not anchored not stored refs pending

What can be estimated? Identifiability, estimability, causal inference and ill-posed inverse problems

Oliver J. Maclaren, Ruanui Nicholson

arxiv:1904.02826 v4 · 2019-04-04 · math.ST · cs.LG · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YLID3VD7PCTC5KWSREXW6X6EYF}

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

3 papers in Pith

Two Layers of Instability in Causal Estimation

From inverse problems to neural operators: prediction, mechanism, and generalization of data-driven models

Invariant Image Reparameterisation: Bridging Symbolic and Numerical Methods for Identifiability Analysis, Model Reduction, and Prediction

Receipt and verification

First computed	2026-07-05T01:20:45.643062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2d03dd47f78a62eaad2892f6f5fc4c16443299cffc022550e7486e4cb5ad062

Aliases

arxiv: 1904.02826 · arxiv_version: 1904.02826v4 · doi: 10.48550/arxiv.1904.02826 · pith_short_12: YLID3VD7PCTC · pith_short_16: YLID3VD7PCTC5KWS · pith_short_8: YLID3VD7

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/YLID3VD7PCTC5KWSREXW6X6EYF \
  | 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: c2d03dd47f78a62eaad2892f6f5fc4c16443299cffc022550e7486e4cb5ad062

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddb7b07991fb78a1fa10aae5b769a2a0e4f571ff0a4dfb19ad7fc00cd21e5341",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-04-04T23:46:44Z",
    "title_canon_sha256": "3116c0e23887a92e592423ba679c1ed86284d0610550be6169602409f4c9950e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02826",
    "kind": "arxiv",
    "version": 4
  }
}