Pith Number

pith:V6GHGZEU

pith:2022:V6GHGZEUZGELWO4O4IQNCW2EML

not attested not anchored not stored refs pending

Difference-in-Differences with a Misclassified Treatment

Akanksha Negi, Digvijay Singh Negi

arxiv:2208.02412 v1 · 2022-08-04 · 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{V6GHGZEUZGELWO4O4IQNCW2EML}

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	2026-07-05T04:46:04.244045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af8c736494c988bb3b8ee220d15b4462f2faa26a9157ecc4863627b426f33ea1

Aliases

arxiv: 2208.02412 · arxiv_version: 2208.02412v1 · doi: 10.48550/arxiv.2208.02412 · pith_short_12: V6GHGZEUZGEL · pith_short_16: V6GHGZEUZGELWO4O · pith_short_8: V6GHGZEU

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/V6GHGZEUZGELWO4O4IQNCW2EML \
  | 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: af8c736494c988bb3b8ee220d15b4462f2faa26a9157ecc4863627b426f33ea1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68aeaf3a707993db9387bfe3f2153a4c126b34ad5a70f7729aaac1e47099d917",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2022-08-04T02:42:49Z",
    "title_canon_sha256": "e6d640a6dbd5a992819fba8bfe1d4cce0420e4fb1bceb7dc6c8cefde7d2974b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.02412",
    "kind": "arxiv",
    "version": 1
  }
}