Pith Number

pith:3W4ANZKF

pith:2026:3W4ANZKF5DOVDCI342ZLOH744S

not attested not anchored not stored refs pending

How Modular Is a Frontier Mixture-of-Experts? A Pre-registered Causal Test in Which Apparent Expert Modularity Mostly Dissolves

Ali Asaria, Deep Gandhi, Tony Salomone

arxiv:2606.25092 v1 · 2026-06-23 · 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{3W4ANZKF5DOVDCI342ZLOH744S}

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	2026-06-25T00:18:17.583960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddb806e545e8dd51891be6b2b71ffce4b239347b3fda7cf499cd665286314f4e

Aliases

arxiv: 2606.25092 · arxiv_version: 2606.25092v1 · doi: 10.48550/arxiv.2606.25092 · pith_short_12: 3W4ANZKF5DOV · pith_short_16: 3W4ANZKF5DOVDCI3 · pith_short_8: 3W4ANZKF

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/3W4ANZKF5DOVDCI342ZLOH744S \
  | 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: ddb806e545e8dd51891be6b2b71ffce4b239347b3fda7cf499cd665286314f4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5f2c338f042fb3cec19334bbe30931c006d5b1039cf1362ee64f06cbe1393b9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-23T18:55:41Z",
    "title_canon_sha256": "ba50d3503e233481ce9979a1706d2cef905a297c0b30b646f66f4ec5ef0744ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25092",
    "kind": "arxiv",
    "version": 1
  }
}