Pith Number

pith:RJ33B5N2

pith:2026:RJ33B5N2X3WVKR2FWLGZFWMXZL

not attested not anchored not stored refs pending

Neural Quadratic Forms: A Unified Minimal Model for Sudden Learning and Scaling Laws

Isaac Chuang, Liu Ziyin, Tomaso Poggio, Yizhou Xu

arxiv:2608.13335 v1 · 2026-08-13 · cs.LG · cond-mat.dis-nn · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RJ33B5N2X3WVKR2FWLGZFWMXZL}

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	2026-08-14T01:04:14.535752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a77b0f5babeed554745b2cd92d997cadc638578acba6f99603d8456ef3cc894

Aliases

arxiv: 2608.13335 · arxiv_version: 2608.13335v1 · doi: 10.48550/arxiv.2608.13335 · pith_short_12: RJ33B5N2X3WV · pith_short_16: RJ33B5N2X3WVKR2F · pith_short_8: RJ33B5N2

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/RJ33B5N2X3WVKR2FWLGZFWMXZL \
  | 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: 8a77b0f5babeed554745b2cd92d997cadc638578acba6f99603d8456ef3cc894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db7af78ed71f8eeec4a41d796a7c10719d3473beead15b27bcfda25a7bc1ece2",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-13T15:05:43Z",
    "title_canon_sha256": "8762f61522865b6b8b4f53b63c0702282563977607e643c72f3d4af702b56c14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.13335",
    "kind": "arxiv",
    "version": 1
  }
}