Pith Number

pith:RTWU7KYR

pith:2025:RTWU7KYRC4TC5JGGYY3PDA6ILN

not attested not anchored not stored refs pending

Large Language Models as 'Hidden Persuaders': Fake Product Reviews are Indistinguishable to Humans and Machines

Andrew Smith, Chris James Carter, Evgeniya Lukinova, Georgiana Nica-Avram, James Goulding, John Harvey, Mina Forrest, Paul Frobisher, Weiyao Meng

arxiv:2506.13313 v1 · 2025-06-16 · cs.CL · cs.AI · econ.GN · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RTWU7KYRC4TC5JGGYY3PDA6ILN}

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	2026-07-05T11:22:08.542205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ced4fab1117262ea4c6c636f183c85b7406bcb4b9b1c3c8ff802d4af782eae0

Aliases

arxiv: 2506.13313 · arxiv_version: 2506.13313v1 · doi: 10.48550/arxiv.2506.13313 · pith_short_12: RTWU7KYRC4TC · pith_short_16: RTWU7KYRC4TC5JGG · pith_short_8: RTWU7KYR

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/RTWU7KYRC4TC5JGGYY3PDA6ILN \
  | 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: 8ced4fab1117262ea4c6c636f183c85b7406bcb4b9b1c3c8ff802d4af782eae0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08f936c17199d7f6122565766761be4bf6a9cc20e891f305771dc07fcc04c084",
    "cross_cats_sorted": [
      "cs.AI",
      "econ.GN",
      "q-fin.EC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-16T09:54:56Z",
    "title_canon_sha256": "f63b6cbed87477da509c4437815b24a4bb82a0186d64a5e0e3865925ccd5dfc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.13313",
    "kind": "arxiv",
    "version": 1
  }
}