Pith Number

pith:U5DIXMVV

pith:2024:U5DIXMVVURYYAFNKFYSGW4VSEM

not attested not anchored not stored refs pending

FATH: Authentication-based Test-time Defense against Indirect Prompt Injection Attacks

Chaowei Xiao, Edward Suh, Fangzhou Wu, Jinsheng Pan, Jiongxiao Wang, Muhao Chen, Wendi Li, Z. Morley Mao

arxiv:2410.21492 v2 · 2024-10-28 · cs.CR · 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{U5DIXMVVURYYAFNKFYSGW4VSEM}

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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.

Cited by

6 papers in Pith

PsychoPass: Geometric Profiling of Multi-Turn Adversarial LLM Conversations

Reframing LLM Agent Security as an Agent-Human Interaction Problem

Robustness via Referencing: Defending against Prompt Injection Attacks by Referencing the Executed Instruction

ShadowMerge: A Novel Poisoning Attack on Graph-Based Agent Memory via Relation-Channel Conflicts

Receipt and verification

First computed	2026-07-05T09:40:20.525226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7468bb2b5a4718015aa2e246b72b22303e4a18b6591de7b51eab94db4cd0f11

Aliases

arxiv: 2410.21492 · arxiv_version: 2410.21492v2 · doi: 10.48550/arxiv.2410.21492 · pith_short_12: U5DIXMVVURYY · pith_short_16: U5DIXMVVURYYAFNK · pith_short_8: U5DIXMVV

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/U5DIXMVVURYYAFNKFYSGW4VSEM \
  | 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: a7468bb2b5a4718015aa2e246b72b22303e4a18b6591de7b51eab94db4cd0f11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c7bd22bbfdb19507e98757d57ae688f68124bf3a715c56938231799e2b239a0",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-10-28T20:02:47Z",
    "title_canon_sha256": "4882e7157cd286b8876265ce223226b1411c885116e22c80a7dc5eb83e5c014e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.21492",
    "kind": "arxiv",
    "version": 2
  }
}