Pith Number

pith:WRQJTMYQ

pith:2023:WRQJTMYQ7AFE74R7N7QUETLPXB

not attested not anchored not stored refs pending

Diffusion Theory as a Scalpel: Detecting and Purifying Poisonous Dimensions in Pre-trained Language Models Caused by Backdoor or Bias

Deli Chen, Fandong Meng, Hao Zhou, Jie Zhou, Xu Sun, Zhiyuan Zhang

arxiv:2305.04547 v1 · 2023-05-08 · 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{WRQJTMYQ7AFE74R7N7QUETLPXB}

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	2026-07-05T06:07:51.169489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b46099b310f80a4ff23f6fe1424d6fb86a22857f3acb4fc07b98032483d7d3eb

Aliases

arxiv: 2305.04547 · arxiv_version: 2305.04547v1 · doi: 10.48550/arxiv.2305.04547 · pith_short_12: WRQJTMYQ7AFE · pith_short_16: WRQJTMYQ7AFE74R7 · pith_short_8: WRQJTMYQ

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/WRQJTMYQ7AFE74R7N7QUETLPXB \
  | 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: b46099b310f80a4ff23f6fe1424d6fb86a22857f3acb4fc07b98032483d7d3eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfdaf3909daf7597898625b9feb852af41a72721dddccc3da8634f288ec73b37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2023-05-08T08:40:30Z",
    "title_canon_sha256": "4ea17f341dd2b6602c6583fc109d3ab0ab2542c1ad9cac5c22ac54d0b685fdf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.04547",
    "kind": "arxiv",
    "version": 1
  }
}