Pith Number

pith:5WXQS22R

pith:2026:5WXQS22R3B6X5CMXDYETWHEM6J

not attested not anchored not stored refs pending

Characterizing Linear Alignment Across Language Models

Matt Gorbett, Suman Jana

arxiv:2603.18908 v4 · 2026-03-19 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5WXQS22R3B6X5CMXDYETWHEM6J}

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	2026-05-26T02:04:09.270714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edaf096b51d87d7e89971e093b1c8cf2751eb9e973fd849c16d7bd38e9e96861

Aliases

arxiv: 2603.18908 · arxiv_version: 2603.18908v4 · doi: 10.48550/arxiv.2603.18908 · pith_short_12: 5WXQS22R3B6X · pith_short_16: 5WXQS22R3B6X5CMX · pith_short_8: 5WXQS22R

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/5WXQS22R3B6X5CMXDYETWHEM6J \
  | 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: edaf096b51d87d7e89971e093b1c8cf2751eb9e973fd849c16d7bd38e9e96861

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e49c0e70c88f7a07afee6c83079b275ceadfc274c3c57bbfc24b7585894f8455",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-03-19T13:43:32Z",
    "title_canon_sha256": "1836bb586dcd3831bb40a58fe0489e15b7c1ed8176a93b0d1083147a36e26a7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.18908",
    "kind": "arxiv",
    "version": 4
  }
}