Pith Number

pith:ZLDWOBGP

pith:2014:ZLDWOBGPDTQTBWR4YPAUEI2VNZ

not attested not anchored not stored refs pending

Vector Quantile Regression: An Optimal Transport Approach

Alfred Galichon, Guillaume Carlier, Victor Chernozhukov

arxiv:1406.4643 v4 · 2014-06-18 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZLDWOBGPDTQTBWR4YPAUEI2VNZ}

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	2026-05-18T01:32:01.227478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cac76704cf1ce130da3cc3c14223556e6588f148b5e9b62dfa21962e9c030cfa

Aliases

arxiv: 1406.4643 · arxiv_version: 1406.4643v4 · doi: 10.48550/arxiv.1406.4643 · pith_short_12: ZLDWOBGPDTQT · pith_short_16: ZLDWOBGPDTQTBWR4 · pith_short_8: ZLDWOBGP

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/ZLDWOBGPDTQTBWR4YPAUEI2VNZ \
  | 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: cac76704cf1ce130da3cc3c14223556e6588f148b5e9b62dfa21962e9c030cfa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0061675dd283df3bb91021a64332389371ba8b8360225580abfdaecc89cd3efa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-06-18T08:59:52Z",
    "title_canon_sha256": "f988c371e3df73530f259ee07f067cad7ffb545dcb680ef7aaa1379431d0b57d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4643",
    "kind": "arxiv",
    "version": 4
  }
}