Pith Number

pith:S25LGUUP

pith:2011:S25LGUUPDOYAVS655BXWJLNKQA

not attested not anchored not stored refs pending

Quantile Regression with Censoring and Endogeneity

Amanda Kowalski, Ivan Fernandez-Val, Victor Chernozhukov

arxiv:1104.4580 v3 · 2011-04-23 · stat.ME · 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{S25LGUUPDOYAVS655BXWJLNKQA}

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	2026-05-18T00:26:09.322955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96bab3528f1bb00acbdde86f64adaa800eac010c8f7057ddeff4a2eb3d5c3ed4

Aliases

arxiv: 1104.4580 · arxiv_version: 1104.4580v3 · doi: 10.48550/arxiv.1104.4580 · pith_short_12: S25LGUUPDOYA · pith_short_16: S25LGUUPDOYAVS65 · pith_short_8: S25LGUUP

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/S25LGUUPDOYAVS655BXWJLNKQA \
  | 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: 96bab3528f1bb00acbdde86f64adaa800eac010c8f7057ddeff4a2eb3d5c3ed4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a20a216c66933ac79d0e8b23b020951f7c6b18dae8825ebeb0b5bc4fa7f1d99",
    "cross_cats_sorted": [
      "econ.EM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-04-23T17:43:04Z",
    "title_canon_sha256": "c16f4728887c6f3e24d7666160a3ab958db31c3fd271c5766e76fcb2dd205d5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4580",
    "kind": "arxiv",
    "version": 3
  }
}