Pith Number

pith:T25BRUPE

pith:2025:T25BRUPEEEQEPNJXMYA5OVY652

not attested not anchored not stored refs pending

Which Heads Matter for Reasoning? RL-Guided KV Cache Compression

Huan Wang, Keda Tao, Li Jiang, Wenjie Du, Xue Liu

arxiv:2510.08525 v3 · 2025-10-09 · 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{T25BRUPEEEQEPNJXMYA5OVY652}

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

2 papers in Pith

CompilerKV: Risk-Adaptive KV Compression via Offline Experience Compilation

How Much Cache Does Reasoning Need? Depth-Cache Tradeoffs in KV-Compressed Transformers

Receipt and verification

First computed	2026-05-28T02:04:43.457954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9eba18d1e4212047b5376601d7571eee9cf007fde084971febb1782077bd559d

Aliases

arxiv: 2510.08525 · arxiv_version: 2510.08525v3 · doi: 10.48550/arxiv.2510.08525 · pith_short_12: T25BRUPEEEQE · pith_short_16: T25BRUPEEEQEPNJX · pith_short_8: T25BRUPE

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/T25BRUPEEEQEPNJXMYA5OVY652 \
  | 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: 9eba18d1e4212047b5376601d7571eee9cf007fde084971febb1782077bd559d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcfd1207d768e20713f973889ec842dbca31237441000010db52529a8e22a092",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-10-09T17:50:00Z",
    "title_canon_sha256": "5c8c6b5bd947b0d4f67fe0eb7bbcf59a400291ce0a956bf4a05bad10745a6771"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.08525",
    "kind": "arxiv",
    "version": 3
  }
}