Pith Number

pith:55J5GNWP

pith:2026:55J5GNWPVZH5XTUFXDOXUMTL5H

not attested not anchored not stored refs pending

Data-Efficient Adaptation of LLMs via Attention Head Reweighting

Chandan Singh, Charlotte Siska, Jianfeng Gao, Tsui-Wei Weng, Tuomas Oikarinen, Zixiao Chen

arxiv:2607.13425 v1 · 2026-07-15 · cs.LG · cs.AI · 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{55J5GNWPVZH5XTUFXDOXUMTL5H}

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	2026-07-16T00:22:17.319183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef53d336cfae4fdbce85b8dd7a326be9c3c153c0cadef6c3d9036761b1a4ba76

Aliases

arxiv: 2607.13425 · arxiv_version: 2607.13425v1 · doi: 10.48550/arxiv.2607.13425 · pith_short_12: 55J5GNWPVZH5 · pith_short_16: 55J5GNWPVZH5XTUF · pith_short_8: 55J5GNWP

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/55J5GNWPVZH5XTUFXDOXUMTL5H \
  | 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: ef53d336cfae4fdbce85b8dd7a326be9c3c153c0cadef6c3d9036761b1a4ba76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "019d5a3b4d73d57603f8f38f57fa1b11aaab6034deff7bcb68b1e40ec19ae553",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-15T04:03:24Z",
    "title_canon_sha256": "2424a55cd84df30bdb0c267aba23e0c3504395c2fb1b4dcb1d38f2b0c4da640b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.13425",
    "kind": "arxiv",
    "version": 1
  }
}