Pith Number

pith:NYI4AXYR

pith:2026:NYI4AXYR7VQXCM7LYGW7PARFSY

not attested not anchored not stored refs pending

Sparse Weight Decomposition for Efficient Circuit Extraction

Bryan Dai, Chuanhao Yan, Hang Zhao, Jie Fu, Xuhan Huang, Yawen Duan, Zhenfei Yin

arxiv:2608.03913 v1 · 2026-08-04 · cs.LG · 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{NYI4AXYR7VQXCM7LYGW7PARFSY}

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	2026-08-05T01:37:30.307613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e11c05f11fd617133ebc1adf78225960ddc2ca48291abed55d390d3d9d753a2

Aliases

arxiv: 2608.03913 · arxiv_version: 2608.03913v1 · doi: 10.48550/arxiv.2608.03913 · pith_short_12: NYI4AXYR7VQX · pith_short_16: NYI4AXYR7VQXCM7L · pith_short_8: NYI4AXYR

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/NYI4AXYR7VQXCM7LYGW7PARFSY \
  | 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: 6e11c05f11fd617133ebc1adf78225960ddc2ca48291abed55d390d3d9d753a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e466ce3524da2167bdcca84a6496875c5d8d5b77e471cfc8711225482e77d3",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-08-04T16:40:48Z",
    "title_canon_sha256": "d677d1f1ddf57103153cc2beea35f5d86b236ec05a22e1aa1a0638cc78886152"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03913",
    "kind": "arxiv",
    "version": 1
  }
}