Pith Number

pith:4JQH3O72

pith:2018:4JQH3O727QK5IJ6MUXCQ6MPTJW

not attested not anchored not stored refs pending

Algorithmic bias amplifies opinion polarization: A bounded confidence model

Alina S\^irbu, Dino Pedreschi, Fosca Giannotti, J\'anos Kert\'esz

arxiv:1803.02111 v1 · 2018-03-06 · physics.soc-ph · cs.MA · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4JQH3O727QK5IJ6MUXCQ6MPTJW}

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	2026-05-17T23:43:07.130261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2607dbbfafc15d427cca5c50f31f34da61d2e1808907104e3db94e22b00827e

Aliases

arxiv: 1803.02111 · arxiv_version: 1803.02111v1 · doi: 10.48550/arxiv.1803.02111 · pith_short_12: 4JQH3O727QK5 · pith_short_16: 4JQH3O727QK5IJ6M · pith_short_8: 4JQH3O72

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/4JQH3O727QK5IJ6MUXCQ6MPTJW \
  | 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: e2607dbbfafc15d427cca5c50f31f34da61d2e1808907104e3db94e22b00827e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a886bc347565d6e6daa59797187c58f4e075f6c5aedd95477ed9c76ac96f9b6f",
    "cross_cats_sorted": [
      "cs.MA",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-03-06T11:10:49Z",
    "title_canon_sha256": "f4bcb77ed97c6dcc3fbc3032efc25b20ca6ba32a8505aee07dde7a457351ea90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02111",
    "kind": "arxiv",
    "version": 1
  }
}