Pith Number

pith:4KYCFMER

pith:2019:4KYCFMER7KWDKF5RJX7YELXLVU

not attested not anchored not stored refs pending

Societal Controversies in Wikipedia Articles

Andreas Kaltenbrunner (BMF), CIS), David Laniado, Erik Borra, Esther Weltevrede, Giovanni Magni, Michele Mauri, Paolo Ciuccarelli, Richard Rogers (UvA), Tommaso Venturini (MEDIALAB

arxiv:1904.08721 v1 · 2019-04-18 · cs.CL · cs.CY · 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{4KYCFMER7KWDKF5RJX7YELXLVU}

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	2026-05-17T23:48:12.352219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2b022b091faac3517b14dff822eebad15e0e981614af9f824ba843316318cdf

Aliases

arxiv: 1904.08721 · arxiv_version: 1904.08721v1 · doi: 10.48550/arxiv.1904.08721 · pith_short_12: 4KYCFMER7KWD · pith_short_16: 4KYCFMER7KWDKF5R · pith_short_8: 4KYCFMER

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/4KYCFMER7KWDKF5RJX7YELXLVU \
  | 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: e2b022b091faac3517b14dff822eebad15e0e981614af9f824ba843316318cdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62923b8edc82e79fb74e07e0c105b2da811fff11058ec0f351b2c3e1853d44c8",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-18T12:19:09Z",
    "title_canon_sha256": "48247730bdd5ca9c12587693e84b4f9aff939be00c16099f4a67d837224db40f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.08721",
    "kind": "arxiv",
    "version": 1
  }
}