Pith Number

pith:72ACJEDM

pith:2026:72ACJEDMQRHOO2JVCUDG2M2WZK

not attested not anchored not stored refs pending

Sparse Autoencoders enable Robust and Interpretable Fine-tuning of CLIP models

Ankit Sonthalia, Arnas Uselis, Fabian Morelli, Seong Joon Oh

arxiv:2605.15961 v1 · 2026-05-15 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{72ACJEDMQRHOO2JVCUDG2M2WZK}

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	2026-05-20T00:01:46.724636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe8024906c844ee7693515066d3356caa677d1f5fae77070f9e460f3c1f4a436

Aliases

arxiv: 2605.15961 · arxiv_version: 2605.15961v1 · doi: 10.48550/arxiv.2605.15961 · pith_short_12: 72ACJEDMQRHO · pith_short_16: 72ACJEDMQRHOO2JV · pith_short_8: 72ACJEDM

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/72ACJEDMQRHOO2JVCUDG2M2WZK \
  | 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: fe8024906c844ee7693515066d3356caa677d1f5fae77070f9e460f3c1f4a436

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57b65d836c5cc4f2deebd6b7aa3bcfc98410f4b540c53c611fbc7751b16eff1a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-15T13:54:21Z",
    "title_canon_sha256": "a035f534f25ed218da3145e5da2d20bf8eb021b44527f8ff1104ce259388294e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.15961",
    "kind": "arxiv",
    "version": 1
  }
}