Pith Number

pith:VRIUM6U5

pith:2018:VRIUM6U5KZL7UKL5TS4XUOFZEV

not attested not anchored not stored refs pending

Extrapolating Treatment Effects in Multi-Cutoff Regression Discontinuity Designs

Gonzalo Vazquez-Bare, Luke Keele, Matias D. Cattaneo, Rocio Titiunik

arxiv:1808.04416 v3 · 2018-08-13 · econ.EM · stat.AP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRIUM6U5KZL7UKL5TS4XUOFZEV}

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	2026-07-05T00:52:05.485280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac51467a9d5657fa297d9cb97a38b9255d01c8516fa86e9ea2680a37f81e58ba

Aliases

arxiv: 1808.04416 · arxiv_version: 1808.04416v3 · doi: 10.48550/arxiv.1808.04416 · pith_short_12: VRIUM6U5KZL7 · pith_short_16: VRIUM6U5KZL7UKL5 · pith_short_8: VRIUM6U5

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/VRIUM6U5KZL7UKL5TS4XUOFZEV \
  | 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: ac51467a9d5657fa297d9cb97a38b9255d01c8516fa86e9ea2680a37f81e58ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7309575a12f70919d6cff1d671aa4023f25c09e69bf00204707af1483cffce3",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2018-08-13T19:38:11Z",
    "title_canon_sha256": "9db6a5c95966dd5bb0656f9b6576f5f6492a6011c047bfbc3c829ae673b62b89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04416",
    "kind": "arxiv",
    "version": 3
  }
}