Pith Number

pith:YAGCUA4C

pith:2026:YAGCUA4C52ZIQ3M6SPCT4XGGQS

not attested not anchored not stored refs pending

Disentangling Geometry, Performance, and Training in Language Models

Arjun Subramonian, Atharva Kulkarni, Jacob Mitchell Springer, Swabha Swayamdipta

arxiv:2602.20433 v2 · 2026-02-24 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YAGCUA4C52ZIQ3M6SPCT4XGGQS}

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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

2 papers in Pith

Double Preconditioning (DoPr): Optimization for Test-Time Performance, not Validation Loss

Scale Determines Whether Language Models Organize Representation Geometry for Prediction

Receipt and verification

First computed	2026-06-23T02:13:21.406244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c00c2a0382eeb2886d9e93c53e5cc6849a9efce1b1d8f746d50273af765c8d7c

Aliases

arxiv: 2602.20433 · arxiv_version: 2602.20433v2 · doi: 10.48550/arxiv.2602.20433 · pith_short_12: YAGCUA4C52ZI · pith_short_16: YAGCUA4C52ZIQ3M6 · pith_short_8: YAGCUA4C

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/YAGCUA4C52ZIQ3M6SPCT4XGGQS \
  | 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: c00c2a0382eeb2886d9e93c53e5cc6849a9efce1b1d8f746d50273af765c8d7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3676cf324dcfa0326af661c5000ad233623276a532b4eae21ae7a6b348fd656b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-24T00:31:04Z",
    "title_canon_sha256": "2587fa4a8d636835ac7e322a8586f0787da0e84c6eb827603aec704f57496908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.20433",
    "kind": "arxiv",
    "version": 2
  }
}