Pith Number

pith:JCBKNSZI

pith:2026:JCBKNSZI2SOJZQ5PQH42UKFAFD

not attested not anchored not stored refs pending

Synthetic Contact with AI Reduces Cross-Partisan Animosity

Benjamin Lira, Noah Castelo, Olivier Toubia, Stefano Puntoni

arxiv:2607.02181 v1 · 2026-07-02 · cs.HC · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JCBKNSZI2SOJZQ5PQH42UKFAFD}

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	2026-07-03T01:17:44.198959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4882a6cb28d49c9cc3af81f9aa28a028c14e97fa63b2749d79f02b41d2e5a6e3

Aliases

arxiv: 2607.02181 · arxiv_version: 2607.02181v1 · doi: 10.48550/arxiv.2607.02181 · pith_short_12: JCBKNSZI2SOJ · pith_short_16: JCBKNSZI2SOJZQ5P · pith_short_8: JCBKNSZI

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/JCBKNSZI2SOJZQ5PQH42UKFAFD \
  | 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: 4882a6cb28d49c9cc3af81f9aa28a028c14e97fa63b2749d79f02b41d2e5a6e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80ae639b6b4df3229506938e31e654a3a3c44633b638d533a453aa190362ec36",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-07-02T13:51:57Z",
    "title_canon_sha256": "31d2c36c91df6b2492d5a10d79f76aa38648ba213f8e0e93bdb4ff9e0f720406"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02181",
    "kind": "arxiv",
    "version": 1
  }
}