Pith Number

pith:W3CXEIWI

pith:2026:W3CXEIWIL5RHS5RWAMWVXZKJZX

not attested not anchored not stored refs pending

CSO-LLM: Class Subspace Orthogonalization for Post-Training Backdoor Detection and Trigger Inversion in LLMs

David J. Miller, George Kesidis, Guangmingmei Yang, Zhengxing Li

arxiv:2606.31309 v1 · 2026-06-30 · cs.CR · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3CXEIWIL5RHS5RWAMWVXZKJZX}

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	2026-07-01T01:17:58.746993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6c57222c85f62797636032d5be549cdfabc2ba4bfb1dc757e0cfb20e18ed3fe

Aliases

arxiv: 2606.31309 · arxiv_version: 2606.31309v1 · doi: 10.48550/arxiv.2606.31309 · pith_short_12: W3CXEIWIL5RH · pith_short_16: W3CXEIWIL5RHS5RW · pith_short_8: W3CXEIWI

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/W3CXEIWIL5RHS5RWAMWVXZKJZX \
  | 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: b6c57222c85f62797636032d5be549cdfabc2ba4bfb1dc757e0cfb20e18ed3fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b82b3a37ff9ccd52664d314da183414eef517d80379dc6ef24cc6692ec3b755",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-06-30T08:19:00Z",
    "title_canon_sha256": "024421203b14ae75c5ea43d3f930a86dc95766b63121ff7c8417728764044670"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31309",
    "kind": "arxiv",
    "version": 1
  }
}