Pith Number

pith:5FYGF45J

pith:2026:5FYGF45JYS4LBAT3QS6KM5ORF7

not attested not anchored not stored refs pending

Aligned Training: A Parameter-Free Method to Improve Feature Quality and Stability of Sparse Autoencoders (SAE)

Micha{\l} Brzozowski, Neo Christopher Chung

arxiv:2605.18629 v1 · 2026-05-18 · 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{5FYGF45JYS4LBAT3QS6KM5ORF7}

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.

Receipt and verification

First computed	2026-05-20T00:06:11.617261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e97062f3a9c4b8b0827b84bca675d12fe359e1275a0175d044e4a5cd71d5098a

Aliases

arxiv: 2605.18629 · arxiv_version: 2605.18629v1 · doi: 10.48550/arxiv.2605.18629 · pith_short_12: 5FYGF45JYS4L · pith_short_16: 5FYGF45JYS4LBAT3 · pith_short_8: 5FYGF45J

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/5FYGF45JYS4LBAT3QS6KM5ORF7 \
  | 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: e97062f3a9c4b8b0827b84bca675d12fe359e1275a0175d044e4a5cd71d5098a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f4db40ebd465389551a0c71f709625a63693b9e7306052f7769be0fb74fde01",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-18T16:34:24Z",
    "title_canon_sha256": "a4acae54ee080d252377b63e39138ee7d43bf0189d1de7cb8c1c00721997a747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18629",
    "kind": "arxiv",
    "version": 1
  }
}