Pith Number

pith:XCQGEVRA

pith:2025:XCQGEVRAN5FBTFBSA76PRXZLHG

not attested not anchored not stored refs pending

Revisiting End-To-End Sparse Autoencoder Training: A Short Finetune Is All You Need

Adam Karvonen

arxiv:2503.17272 v2 · 2025-03-21 · 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{XCQGEVRAN5FBTFBSA76PRXZLHG}

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

Transcoders for Investigating Deception in Language Models

Receipt and verification

First computed	2026-07-05T10:41:22.190171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8a06256206f4a19943207fcf8df2b39b22541df557b9e76b2ec3720f741ccdc

Aliases

arxiv: 2503.17272 · arxiv_version: 2503.17272v2 · doi: 10.48550/arxiv.2503.17272 · pith_short_12: XCQGEVRAN5FB · pith_short_16: XCQGEVRAN5FBTFBS · pith_short_8: XCQGEVRA

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/XCQGEVRAN5FBTFBSA76PRXZLHG \
  | 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: b8a06256206f4a19943207fcf8df2b39b22541df557b9e76b2ec3720f741ccdc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22d144b65ce2fd668e8deb0fefeac21b741799586caed9fc273eb2f828a11e90",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-03-21T16:15:49Z",
    "title_canon_sha256": "3c2ca0444c7102ca89db7daeaf9a3990aae493c9ed23b904bf30506507e9d3a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.17272",
    "kind": "arxiv",
    "version": 2
  }
}