Pith Number

pith:BASLZ2HN

pith:2022:BASLZ2HNACUSV22J4Q4VJMKF2T

not attested not anchored not stored refs pending

Robust Difference-in-differences Models

D\'esir\'e K\'edagni, Kyunghoon Ban

arxiv:2211.06710 v5 · 2022-11-12 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BASLZ2HNACUSV22J4Q4VJMKF2T}

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	2026-07-05T06:43:19.948709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0824bce8ed00a92aeb49e43954b145d4c8afa13c816ff4333b267f7e2942404b

Aliases

arxiv: 2211.06710 · arxiv_version: 2211.06710v5 · doi: 10.48550/arxiv.2211.06710 · pith_short_12: BASLZ2HNACUS · pith_short_16: BASLZ2HNACUSV22J · pith_short_8: BASLZ2HN

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/BASLZ2HNACUSV22J4Q4VJMKF2T \
  | 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: 0824bce8ed00a92aeb49e43954b145d4c8afa13c816ff4333b267f7e2942404b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51644aa09d3b86559e56c25261aa56fa417d891d6e4e55660392a313e24bd077",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2022-11-12T17:22:22Z",
    "title_canon_sha256": "fc5042ef502e6918024d4232f3cb3488701534fb398e9139cf406801ee5159b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.06710",
    "kind": "arxiv",
    "version": 5
  }
}