Pith Number

pith:5EKPLIXB

pith:2021:5EKPLIXBIYHGIQNLYSCIOJNS5P

not attested not anchored not stored refs pending

More Robust Estimators for Instrumental-Variable Panel Designs, With An Application to the Effect of Imports from China on US Employment

Cl\'ement de Chaisemartin, Ziteng Lei

arxiv:2103.06437 v10 · 2021-03-11 · 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{5EKPLIXBIYHGIQNLYSCIOJNS5P}

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	2026-07-05T06:52:18.535538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e914f5a2e1460e6441abc4848725b2ebf49f08979349c45b796b5895f2cbaab4

Aliases

arxiv: 2103.06437 · arxiv_version: 2103.06437v10 · doi: 10.48550/arxiv.2103.06437 · pith_short_12: 5EKPLIXBIYHG · pith_short_16: 5EKPLIXBIYHGIQNL · pith_short_8: 5EKPLIXB

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/5EKPLIXBIYHGIQNLYSCIOJNS5P \
  | 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: e914f5a2e1460e6441abc4848725b2ebf49f08979349c45b796b5895f2cbaab4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "866151715dc34b736b475cead4f9b6c11fc52be4756d69928c996368e97d397e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2021-03-11T03:47:03Z",
    "title_canon_sha256": "7e7f11e2c4e883e7ba24ca846d19995276a0c283688f7902ea9b55404e487d77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.06437",
    "kind": "arxiv",
    "version": 10
  }
}