Pith Number

pith:2MB5QJH7

pith:2018:2MB5QJH77P5UTFP5YOLYMRJGOE

not attested not anchored not stored refs pending

Change Point Estimation in Panel Data with Time-Varying Individual Effects

Bettina Drepper, Otilia Boldea, Zhuojiong Gan

arxiv:1808.03109 v1 · 2018-08-09 · econ.EM · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MB5QJH77P5UTFP5YOLYMRJGOE}

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	2026-05-18T00:08:30.172699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d303d824fffbfb4995fdc397864526713083e3a7740b12148fda0e2bb03db6cf

Aliases

arxiv: 1808.03109 · arxiv_version: 1808.03109v1 · doi: 10.48550/arxiv.1808.03109 · pith_short_12: 2MB5QJH77P5U · pith_short_16: 2MB5QJH77P5UTFP5 · pith_short_8: 2MB5QJH7

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/2MB5QJH77P5UTFP5YOLYMRJGOE \
  | 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: d303d824fffbfb4995fdc397864526713083e3a7740b12148fda0e2bb03db6cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c73676e951ccb76181eb6bc2c9a0084055ee0b1bc4e40328aa8aa9d54666439",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2018-08-09T12:10:14Z",
    "title_canon_sha256": "1d3badbefdaada2d95c3d65b278c8434f697646a963c7f047499c315653c7ed9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03109",
    "kind": "arxiv",
    "version": 1
  }
}