Pith Number

pith:PMMBD5F6

pith:2025:PMMBD5F6WLHZHSGOFKJDM34BAS

not attested not anchored not stored refs pending

Enabling Precise Topic Alignment in Large Language Models Via Sparse Autoencoders

Ananya Joshi, Celia Cintas, Skyler Speakman

arxiv:2506.12576 v2 · 2025-06-14 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PMMBD5F6WLHZHSGOFKJDM34BAS}

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	2026-07-05T11:28:37.525836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b1811f4beb2cf93c8ce2a92366f810497c78cd5c4d1305349033eae0574896d

Aliases

arxiv: 2506.12576 · arxiv_version: 2506.12576v2 · doi: 10.48550/arxiv.2506.12576 · pith_short_12: PMMBD5F6WLHZ · pith_short_16: PMMBD5F6WLHZHSGO · pith_short_8: PMMBD5F6

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/PMMBD5F6WLHZHSGOFKJDM34BAS \
  | 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: 7b1811f4beb2cf93c8ce2a92366f810497c78cd5c4d1305349033eae0574896d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8631b6c4d7152b88780b79a3be7f4bb883aa0abb05760b0548a401d613ae6602",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-14T17:11:48Z",
    "title_canon_sha256": "57730b092d33486a823d553c0362fe9ea52840ed7858b1f7ca11696e5012ec24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.12576",
    "kind": "arxiv",
    "version": 2
  }
}