Pith Number

pith:ONWCAFRN

pith:2025:ONWCAFRN7CFGCRHY6VAJHC6M33

not attested not anchored not stored refs pending

Benchmarking Optimizers for Large Language Model Pretraining

Andrei Semenov, Martin Jaggi, Matteo Pagliardini

arxiv:2509.01440 v1 · 2025-09-01 · cs.LG

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

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\usepackage{pith}
\pithnumber{ONWCAFRN7CFGCRHY6VAJHC6M33}

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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.

Cited by

21 papers in Pith

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Symmetry-Compatible Principle for Optimizer Design: Embeddings, LM Heads, SwiGLU MLPs, and MoE Routers

LionMuon: Alternating Spectral and Sign Descent for Efficient Training

Reparametrizing Shampoo and SOAP for Subspace Basis Updates and BFloat16 Storage

Receipt and verification

First computed	2026-07-05T12:03:00.982307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

736c20162df88a6144f8f540938bccdedb7f6c50988b256860fd29530d647fb2

Aliases

arxiv: 2509.01440 · arxiv_version: 2509.01440v1 · doi: 10.48550/arxiv.2509.01440 · pith_short_12: ONWCAFRN7CFG · pith_short_16: ONWCAFRN7CFGCRHY · pith_short_8: ONWCAFRN

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/ONWCAFRN7CFGCRHY6VAJHC6M33 \
  | 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: 736c20162df88a6144f8f540938bccdedb7f6c50988b256860fd29530d647fb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8d48fc228084b766b0465ab21ae4916d03abb5c1e5d802a19c6047eacc45ab1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-01T12:50:30Z",
    "title_canon_sha256": "cd164ff75f2a673340dc50b0bc7ef6816a57e970d3f25db4f87f3b9c22ac2bfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01440",
    "kind": "arxiv",
    "version": 1
  }
}