Pith Number

pith:ND3R2X2I

pith:2018:ND3R2X2IBNTZ22Y3OFJJOWR5MU

not attested not anchored not stored refs pending

Polarization, Partisanship and Junk News Consumption over Social Media in the US

Bence Kollanyi, John Kelly, Lisa-Maria Neudert, Philip N. Howard, Vidya Narayanan, Vlad Barash

arxiv:1803.01845 v1 · 2018-03-04 · 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{ND3R2X2IBNTZ22Y3OFJJOWR5MU}

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	2026-05-18T00:21:56.472396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68f71d5f480b679d6b1b7152975a3d651115dcd76f80b5e1e1a9ff1e9ae6feb5

Aliases

arxiv: 1803.01845 · arxiv_version: 1803.01845v1 · doi: 10.48550/arxiv.1803.01845 · pith_short_12: ND3R2X2IBNTZ · pith_short_16: ND3R2X2IBNTZ22Y3 · pith_short_8: ND3R2X2I

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/ND3R2X2IBNTZ22Y3OFJJOWR5MU \
  | 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: 68f71d5f480b679d6b1b7152975a3d651115dcd76f80b5e1e1a9ff1e9ae6feb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "272bb4b20986afe35f4114180e2217b74759fa5e3a735b14277e8e9e49501dfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2018-03-04T20:54:33Z",
    "title_canon_sha256": "c05e195e28ef051436c30a6c84f48b3233b3c667b09a0cf5ff05609a22c5e4bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01845",
    "kind": "arxiv",
    "version": 1
  }
}