Pith Number

pith:IB3HZG7B

pith:2026:IB3HZG7BP3G362V223QXBBKD2T

not attested not anchored not stored refs pending

Fast and Lightweight Backdoor Detection via Head Random Probing

Chunwei Tian, Daoqiang Zhang, Jiajia Liu, Jing Fang, Qi Zhu, Xueyu Yin, Yinbo Yu

arxiv:2605.18908 v1 · 2026-05-17 · 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{IB3HZG7BP3G362V223QXBBKD2T}

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	2026-05-20T00:06:31.595043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40767c9be17ecdbf6abad6e1708543d4d8a883747ac57948c37b415792cae98d

Aliases

arxiv: 2605.18908 · arxiv_version: 2605.18908v1 · doi: 10.48550/arxiv.2605.18908 · pith_short_12: IB3HZG7BP3G3 · pith_short_16: IB3HZG7BP3G362V2 · pith_short_8: IB3HZG7B

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/IB3HZG7BP3G362V223QXBBKD2T \
  | 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: 40767c9be17ecdbf6abad6e1708543d4d8a883747ac57948c37b415792cae98d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eb6f714b6b088b9be0b5999c74755c403bb44f8fff5c8f7c9134c3f297d6dc1",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-05-17T16:05:55Z",
    "title_canon_sha256": "3cd82edd7dcc0a5e290f71765f218c9b914f7ef18ff2a1d676b29c2a13b1be06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18908",
    "kind": "arxiv",
    "version": 1
  }
}