Pith Number

pith:HVMDN2PZ

pith:2019:HVMDN2PZASZ5W7Z473OL7PQG3R

not attested not anchored not stored refs pending

Algorithmic Extremism: Examining YouTube's Rabbit Hole of Radicalization

Anna Zaitsev, Mark Ledwich

arxiv:1912.11211 v1 · 2019-12-24 · cs.SI · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVMDN2PZASZ5W7Z473OL7PQG3R}

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.

Cited by

1 paper in Pith

Vaccine Hesitancy on YouTube: a Competition between Health and Politics

Receipt and verification

First computed	2026-07-05T00:28:18.138287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d5836e9f904b3db7f3cfedcbfbe06dc744acc053f6c93eda97c7aaf344386f9

Aliases

arxiv: 1912.11211 · arxiv_version: 1912.11211v1 · doi: 10.48550/arxiv.1912.11211 · pith_short_12: HVMDN2PZASZ5 · pith_short_16: HVMDN2PZASZ5W7Z4 · pith_short_8: HVMDN2PZ

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/HVMDN2PZASZ5W7Z473OL7PQG3R \
  | 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: 3d5836e9f904b3db7f3cfedcbfbe06dc744acc053f6c93eda97c7aaf344386f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0ad61c550e1e8cae556e0fbaa5bba82ac6e0ffcedbb75d0e10568efcc1e432f",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-12-24T05:09:01Z",
    "title_canon_sha256": "2f8b5d9606b3faf0f8736fadf48e74899e1220e5015e2879eeb9782e788e505a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.11211",
    "kind": "arxiv",
    "version": 1
  }
}