Pith Number

pith:N2MXPWJ3

pith:2026:N2MXPWJ3LL3H6ULXNUZSVGQP3W

not attested not anchored not stored refs pending

Long-Term Simulation Exposes Cognitive-Developmental Risks in AI Companions

Kaicheng Shen, Liang He, Lingyu Li, Wen Wu, Yan Teng, Yingchun Wang

arxiv:2606.25396 v1 · 2026-06-24 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2MXPWJ3LL3H6ULXNUZSVGQP3W}

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	2026-06-25T01:18:04.255948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e9977d93b5af67f51776d332a9a0fdd95b2196100739367ab5adc3327d74039

Aliases

arxiv: 2606.25396 · arxiv_version: 2606.25396v1 · doi: 10.48550/arxiv.2606.25396 · pith_short_12: N2MXPWJ3LL3H · pith_short_16: N2MXPWJ3LL3H6ULX · pith_short_8: N2MXPWJ3

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/N2MXPWJ3LL3H6ULXNUZSVGQP3W \
  | 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: 6e9977d93b5af67f51776d332a9a0fdd95b2196100739367ab5adc3327d74039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd0f198da688d46f4cf3cf297a2190d48323a5f6eae84394ae643fe2480e6ae0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-24T04:46:42Z",
    "title_canon_sha256": "833673b34ae0d3bc4200ed062de450fe78e4eafb57295b62fd252fc86ae6a7ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25396",
    "kind": "arxiv",
    "version": 1
  }
}