Pith Number

pith:4EU67LSE

pith:2025:4EU67LSEBBXY6YUQZ66ER2IZLM

not attested not anchored not stored refs pending

LithOS: An Operating System for Efficient Machine Learning on GPUs

Bikash Sharma, Brian Zhang, Dan Schatzberg, Dimitrios Skarlatos, Eliot H. Solomon, Leon Yang, Patrick H. Coppock, Todd C. Mowry, Vasilis Kypriotis

arxiv:2504.15465 v1 · 2025-04-21 · cs.OS · 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{4EU67LSEBBXY6YUQZ66ER2IZLM}

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.

Cited by

1 paper in Pith

GhostServe: A Lightweight Checkpointing System in the Shadow for Fault-Tolerant LLM Serving

Receipt and verification

First computed	2026-07-05T10:52:24.853688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e129efae44086f8f6290cfbc48e9195b23ff8eca320d0c0930237c9683df3fed

Aliases

arxiv: 2504.15465 · arxiv_version: 2504.15465v1 · doi: 10.48550/arxiv.2504.15465 · pith_short_12: 4EU67LSEBBXY · pith_short_16: 4EU67LSEBBXY6YUQ · pith_short_8: 4EU67LSE

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/4EU67LSEBBXY6YUQZ66ER2IZLM \
  | 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: e129efae44086f8f6290cfbc48e9195b23ff8eca320d0c0930237c9683df3fed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fac1144a32c7dff09913fa094a106ed5cbe942db7b0954a75faba98a05336269",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.OS",
    "submitted_at": "2025-04-21T22:21:39Z",
    "title_canon_sha256": "d493a59f50446f86de8d9c04906e1aa09632e188d173da9b9bda10c89c9b7cf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.15465",
    "kind": "arxiv",
    "version": 1
  }
}