Pith Number

pith:3HGVAARF

pith:2026:3HGVAARFYLV47462OTHLR4LQCV

not attested not anchored not stored refs pending

From Prompt Injection to Persistent Control: Defending Agentic Harness Against Trojan Backdoors

Jiejun Tan, Ji-Rong Wen, Xiaoxi Li, Xinyu Yang, Yiruo Cheng, Yuyang Hu, Zhicheng Dou

arxiv:2605.31042 v1 · 2026-05-29 · cs.CR · 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{3HGVAARFYLV47462OTHLR4LQCV}

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	2026-06-01T01:03:32.405364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9cd500225c2ebcff3da74ceb8f17015721589eb7a375b50c4900567e5cb5030

Aliases

arxiv: 2605.31042 · arxiv_version: 2605.31042v1 · doi: 10.48550/arxiv.2605.31042 · pith_short_12: 3HGVAARFYLV4 · pith_short_16: 3HGVAARFYLV47462 · pith_short_8: 3HGVAARF

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/3HGVAARFYLV47462OTHLR4LQCV \
  | 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: d9cd500225c2ebcff3da74ceb8f17015721589eb7a375b50c4900567e5cb5030

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd49480aeb1fc1e6d9fc30f7e998e779390a33e2dabb976dd3781810f17a9062",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-05-29T09:19:07Z",
    "title_canon_sha256": "6e270dda1a8c5e27d48c88ca9b29389691f7140befaf23739cd67b037b0df335"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31042",
    "kind": "arxiv",
    "version": 1
  }
}