Pith Number

pith:Z5VWW6WU

pith:2026:Z5VWW6WUCFQHQOCFN6JKXAMLP4

not attested not anchored not stored refs pending

Evaluating Commercial AI Chatbots as News Intermediaries

Alexander Spangher, Daniel E. Ho, Dan Jurafsky, Emily Shen, Federico Bianchi, James Zou, Mirac Suzgun, Thomas Icard

arxiv:2605.22785 v1 · 2026-05-21 · 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{Z5VWW6WUCFQHQOCFN6JKXAMLP4}

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	2026-05-22T02:04:54.772982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf6b6b7ad411607838456f92ab818b7f0aa49843a2d8a09b5714d6ff249a8024

Aliases

arxiv: 2605.22785 · arxiv_version: 2605.22785v1 · doi: 10.48550/arxiv.2605.22785 · pith_short_12: Z5VWW6WUCFQH · pith_short_16: Z5VWW6WUCFQHQOCF · pith_short_8: Z5VWW6WU

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/Z5VWW6WUCFQHQOCFN6JKXAMLP4 \
  | 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: cf6b6b7ad411607838456f92ab818b7f0aa49843a2d8a09b5714d6ff249a8024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d39910cf5cb2152ca9ade26c89767ae556835d26dbd15eac10a2deb89f393b88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-21T17:42:07Z",
    "title_canon_sha256": "c99e23c89303ee6c93b811bd89b6cee7cb77eb776747ac50133aba62b1aef8d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22785",
    "kind": "arxiv",
    "version": 1
  }
}