Pith Number

pith:WIMQG37T

pith:2026:WIMQG37TYDF5VQES2TASZPUDJ3

not attested not anchored not stored refs pending

FBLayout: Optimizing Memory Layout for Efficient LLM Finetuning on Mobile GPUs

Chengzhong Xu, Kahou Tam, Li Li, Wei Niu, Xiaomin Ouyang, Yu Bao

arxiv:2607.21624 v1 · 2026-07-07 · cs.AI · cs.DC · 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{WIMQG37TYDF5VQES2TASZPUDJ3}

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	2026-07-27T00:20:11.714233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b219036ff3c0cbdac092d4c12cbe834eddc6ddfdca048cbc7fcdbaa32b1d6e8c

Aliases

arxiv: 2607.21624 · arxiv_version: 2607.21624v1 · doi: 10.48550/arxiv.2607.21624 · pith_short_12: WIMQG37TYDF5 · pith_short_16: WIMQG37TYDF5VQES · pith_short_8: WIMQG37T

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/WIMQG37TYDF5VQES2TASZPUDJ3 \
  | 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: b219036ff3c0cbdac092d4c12cbe834eddc6ddfdca048cbc7fcdbaa32b1d6e8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5603ea10c86fb78be895cc206afa9ec318699a8454124edf80259595ed35580f",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-07T10:18:25Z",
    "title_canon_sha256": "923ded57cde5b4b34ba31e5db7da69739a4273d2fd04985c27c4aec23c0e8fa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21624",
    "kind": "arxiv",
    "version": 1
  }
}