Pith Number

pith:75TSUC5W

pith:2025:75TSUC5WDWTBDCNEQCD4OOX2AN

not attested not anchored not stored refs pending

Evaluating SAE interpretability without explanations

Gon\c{c}alo Paulo, Nora Belrose

arxiv:2507.08473 v1 · 2025-07-11 · 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{75TSUC5WDWTBDCNEQCD4OOX2AN}

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

2 papers in Pith

Sign-Aware Gated Sparse Autoencoders: Modeling Anticorrelated Features with Bi-Jump-ReLU Activations

Descriptive Collision in Sparse Autoencoder Auto-Interpretability: When One Explanation Describes Many Features

Receipt and verification

First computed	2026-07-05T11:35:40.535754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff672a0bb61da61189a48087c73afa03547891dcb78399c2f7f33d23ed6f880d

Aliases

arxiv: 2507.08473 · arxiv_version: 2507.08473v1 · doi: 10.48550/arxiv.2507.08473 · pith_short_12: 75TSUC5WDWTB · pith_short_16: 75TSUC5WDWTBDCNE · pith_short_8: 75TSUC5W

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/75TSUC5WDWTBDCNEQCD4OOX2AN \
  | 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: ff672a0bb61da61189a48087c73afa03547891dcb78399c2f7f33d23ed6f880d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b40ec80a8b2d25691565b4c2ed61d68bd9307605906b7d7571ef423a119110a8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-07-11T10:31:53Z",
    "title_canon_sha256": "820e25e43b95a1564da66792652ca66a00c51bfae8a7dd02fe98ebb78c725383"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.08473",
    "kind": "arxiv",
    "version": 1
  }
}