Pith Number

pith:DX5F27AA

pith:2026:DX5F27AAZPLXXQ5FODGLCY5W4O

not attested not anchored not stored refs pending

Fisher8: Stabilizing Neural Heteroscedastic Regression via Output-Layer Fisher Geometry

Nickvash Kani, Sumedh Vemuganti

arxiv:2608.10374 v1 · 2026-08-11 · 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{DX5F27AAZPLXXQ5FODGLCY5W4O}

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	2026-08-12T00:23:58.906957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dfa5d7c00cbd77bc3a570ccb163b6e3b0576ac07120ff4cebd83106e0035402

Aliases

arxiv: 2608.10374 · arxiv_version: 2608.10374v1 · doi: 10.48550/arxiv.2608.10374 · pith_short_12: DX5F27AAZPLX · pith_short_16: DX5F27AAZPLXXQ5F · pith_short_8: DX5F27AA

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/DX5F27AAZPLXXQ5FODGLCY5W4O \
  | 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: 1dfa5d7c00cbd77bc3a570ccb163b6e3b0576ac07120ff4cebd83106e0035402

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "145f4c8a2989e3349b53295f1eb7dfcd70dc3bdf234e3791004be7632fa47e2d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-11T02:10:51Z",
    "title_canon_sha256": "0ab9c3ee25d671b01b1eecc3413401897584eaa55d95884eec69a0282b87e709"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10374",
    "kind": "arxiv",
    "version": 1
  }
}