Pith Number

pith:HZR6AAVJ

pith:2025:HZR6AAVJS2CPUU4W2MBOOPUWBJ

not attested not anchored not stored refs pending

Interpretability in Parameter Space: Minimizing Mechanistic Description Length with Attribution-based Parameter Decomposition

Dan Braun, Jake Mendel, Lee Sharkey, Lucius Bushnaq, Stefan Heimersheim

arxiv:2501.14926 v4 · 2025-01-24 · 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{HZR6AAVJS2CPUU4W2MBOOPUWBJ}

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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

7 papers in Pith

From Mechanistic to Compositional Interpretability

WriteSAE: Sparse Autoencoders for Recurrent State

Probabilistic Modeling of Latent Agentic Substructures in Deep Neural Networks

WriteSAE: Sparse Autoencoders for Recurrent State

Receipt and verification

First computed	2026-07-05T10:11:32.110488Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e63e002a99684fa5396d302e73e960a6983f48a23d97f7d2e2208f5a0bad5aa

Aliases

arxiv: 2501.14926 · arxiv_version: 2501.14926v4 · doi: 10.48550/arxiv.2501.14926 · pith_short_12: HZR6AAVJS2CP · pith_short_16: HZR6AAVJS2CPUU4W · pith_short_8: HZR6AAVJ

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/HZR6AAVJS2CPUU4W2MBOOPUWBJ \
  | 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: 3e63e002a99684fa5396d302e73e960a6983f48a23d97f7d2e2208f5a0bad5aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0949fcc6cfa4eb826cb3b1d23eb3a4377de3e1d8cbd9bbbb926a86badfa43d4c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-24T21:31:12Z",
    "title_canon_sha256": "e6b8991209d0259076347c28e03afa1ac2f122a838660fa644b5da50d14b7f38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14926",
    "kind": "arxiv",
    "version": 4
  }
}