Pith Number

pith:N2KQMU2D

pith:2026:N2KQMU2DH52A5KNZALRIBDJYEL

not attested not anchored not stored refs pending

Libra: Taming Attention Workload Skew in Long-Context LLM Training with Bounded Sequence Pool

Chang Si, Guangming Tan, Hongqing Chen, Jiaxuan Peng, Jingren Zhou, Kaiming Yang, Langshi Chen, Linlang Jiang, Man Yuan, Mingzhen Li, Pengju Lu, Rui Men, Siyu Wang, Weile Jia, Xiulong Yuan, Yan Wang, Yong Li, Zhipeng Zhang, Zhixiang Ruan

arxiv:2607.23250 v1 · 2026-07-25 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2KQMU2DH52A5KNZALRIBDJYEL}

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	2026-07-28T01:22:44.016452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e950653433f740ea9b902e2808d3822ead30d952917372c8a486754137897cf

Aliases

arxiv: 2607.23250 · arxiv_version: 2607.23250v1 · doi: 10.48550/arxiv.2607.23250 · pith_short_12: N2KQMU2DH52A · pith_short_16: N2KQMU2DH52A5KNZ · pith_short_8: N2KQMU2D

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/N2KQMU2DH52A5KNZALRIBDJYEL \
  | 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: 6e950653433f740ea9b902e2808d3822ead30d952917372c8a486754137897cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01c93b93a06b2d944a35285a6e323982f653ecb7059e55634705bf92e3b7f270",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2026-07-25T15:21:25Z",
    "title_canon_sha256": "cee256284de67edc67d968c8c4bb5d83855fdcab2ad5d6600d338591dc0ccc7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23250",
    "kind": "arxiv",
    "version": 1
  }
}