Pith Number

pith:K635JD2H

pith:2025:K635JD2H3FLBGXNOL4JAVTSMWJ

not attested not anchored not stored refs pending

FlexOlmo: Open Language Models for Flexible Data Use

Akshita Bhagia, Ali Farhadi, Allyson Ettinger, Daogao Liu, Dirk Groeneveld, Dustin Schwenk, Hannaneh Hajishirzi, Jacob Morrison, Jake Poznanski, Kevin Farhat, Kyle Lo, Luca Soldaini, Luke Zettlemoyer, Margaret Li, Mike Lewis, Niklas Muennighoff, Noah A. Smith, Pang Wei Koh, Pete Walsh, Sewon Min, Shayne Longpre, Weijia Shi, Wen-tau Yih

arxiv:2507.07024 v4 · 2025-07-09 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K635JD2H3FLBGXNOL4JAVTSMWJ}

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

5 papers in Pith

Toward Open Weight Models Without Risks: Separating Public and Private Capabilities in LLMs

Prototype Language Models

A Human-Centric Framework for Data Attribution in Large Language Models

PubSwap: Public-Data Off-Policy Coordination for Federated RLVR

Train Separately, Merge Together: Modular Post-Training with Mixture-of-Experts

Receipt and verification

First computed	2026-07-05T11:57:57.827443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57b7d48f47d956135dae5f120ace4cb27f519d26a32b8a484f65d37f3eb213a2

Aliases

arxiv: 2507.07024 · arxiv_version: 2507.07024v4 · doi: 10.48550/arxiv.2507.07024 · pith_short_12: K635JD2H3FLB · pith_short_16: K635JD2H3FLBGXNO · pith_short_8: K635JD2H

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/K635JD2H3FLBGXNOL4JAVTSMWJ \
  | 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: 57b7d48f47d956135dae5f120ace4cb27f519d26a32b8a484f65d37f3eb213a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2182973587592a8cac67c31a3f24593121c327c4c555ceb59496641275caa36e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-09T16:54:21Z",
    "title_canon_sha256": "d4b1b2917d81e08fa1e1cd5937446c7c3257478c6f0d6d4c6d2aa8db10bab513"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07024",
    "kind": "arxiv",
    "version": 4
  }
}