Pith Number

pith:VMJ5SKF7

pith:2026:VMJ5SKF77MAAPTXR5GVDVJXXQ3

not attested not anchored not stored refs pending

On the Relationship Between Activation Outliers and Feature Death in Sparse Autoencoders

Elana Simon, Etowah Adams, James Zou

arxiv:2605.31518 v1 · 2026-05-29 · 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{VMJ5SKF77MAAPTXR5GVDVJXXQ3}

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	2026-06-01T02:04:10.454659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab13d928bffb0007cef1e9aa3aa6f786e77e8f73cd449074320305c45789130f

Aliases

arxiv: 2605.31518 · arxiv_version: 2605.31518v1 · doi: 10.48550/arxiv.2605.31518 · pith_short_12: VMJ5SKF77MAA · pith_short_16: VMJ5SKF77MAAPTXR · pith_short_8: VMJ5SKF7

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/VMJ5SKF77MAAPTXR5GVDVJXXQ3 \
  | 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: ab13d928bffb0007cef1e9aa3aa6f786e77e8f73cd449074320305c45789130f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "874b234edd27a3d642ec009597ea7977640dd908a80c6d7f76ee2230e0907387",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-29T16:36:13Z",
    "title_canon_sha256": "c4972b81cac9c53d1a9a0de842aecae4d408be84e6f8372a1ff41941d14f6fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31518",
    "kind": "arxiv",
    "version": 1
  }
}