Pith Number

pith:ZOMB4ZVO

pith:2018:ZOMB4ZVOGELTB3D3C6UXSXM7JC

not attested not anchored not stored refs pending

Systematically Monitoring Social Media: The case of the German federal election 2017

Arnim Bleier, Fabian M\"orsheim, J\"urgen Maier, Lisa Posch, Mahdi Bohlouli, Malte Bonart, Margarita Nizhegorodov, Sebastian Stier, Steffen Staab, Tobias Rothmund

arxiv:1804.02888 v1 · 2018-04-09 · 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{ZOMB4ZVOGELTB3D3C6UXSXM7JC}

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	2026-05-18T00:18:58.043468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb981e66ae311730ec7b17a9795d9f48a68403010ebcb4d0a2419940c4548a6c

Aliases

arxiv: 1804.02888 · arxiv_version: 1804.02888v1 · doi: 10.48550/arxiv.1804.02888 · pith_short_12: ZOMB4ZVOGELT · pith_short_16: ZOMB4ZVOGELTB3D3 · pith_short_8: ZOMB4ZVO

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/ZOMB4ZVOGELTB3D3C6UXSXM7JC \
  | 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: cb981e66ae311730ec7b17a9795d9f48a68403010ebcb4d0a2419940c4548a6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eb38773191d74fb92542e55cd83198138ab9b51051690627508936e1c8d6037",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-04-09T09:55:00Z",
    "title_canon_sha256": "2194f6815a303897c79cca7d919d6cbf79dbc8bd762ca808468361976e37d71a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02888",
    "kind": "arxiv",
    "version": 1
  }
}