Pith Number

pith:WSWEBNRW

pith:2026:WSWEBNRW73NFEXMH3CCFINQCII

not attested not anchored not stored refs pending

Smarter and Cheaper at Once: Byte-Exact KV-Cache Grafting Turns a Frozen Small Model into a Verified-Knowledge Flywheel

Sietse Schelpe

arxiv:2607.14431 v1 · 2026-07-15 · cs.CL · cs.AI · cs.LG · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSWEBNRW73NFEXMH3CCFINQCII}

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	2026-07-17T00:21:12.113023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4ac40b636feda525d87d8845436024229ae6c2263c5c1fcded2a2ffdb0772de

Aliases

arxiv: 2607.14431 · arxiv_version: 2607.14431v1 · doi: 10.48550/arxiv.2607.14431 · pith_short_12: WSWEBNRW73NF · pith_short_16: WSWEBNRW73NFEXMH · pith_short_8: WSWEBNRW

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/WSWEBNRW73NFEXMH3CCFINQCII \
  | 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: b4ac40b636feda525d87d8845436024229ae6c2263c5c1fcded2a2ffdb0772de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae2b8e5eb9bce71bb9047f103b7d53294f6f44c5409ad81284b8a609b169fb40",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG",
      "cs.PF"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-15T23:55:48Z",
    "title_canon_sha256": "c217e1df348bf8842c6e5f34d6414b13301b3c5b8d34b2951ccfdd4122543446"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.14431",
    "kind": "arxiv",
    "version": 1
  }
}