Pith Number

pith:XTWR2OF3

pith:2014:XTWR2OF3V24IT337PDZSPZUWML

not attested not anchored not stored refs pending

An adaptive composite quantile approach to dimension reduction

Efang Kong, Yingcun Xia

arxiv:1408.3221 v1 · 2014-08-14 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTWR2OF3V24IT337PDZSPZUWML}

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	2026-05-18T02:45:13.503022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bced1d38bbaeb889ef7f78f327e69662c25e316be89e35ad05dabdcc998c148d

Aliases

arxiv: 1408.3221 · arxiv_version: 1408.3221v1 · doi: 10.48550/arxiv.1408.3221 · pith_short_12: XTWR2OF3V24I · pith_short_16: XTWR2OF3V24IT337 · pith_short_8: XTWR2OF3

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/XTWR2OF3V24IT337PDZSPZUWML \
  | 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: bced1d38bbaeb889ef7f78f327e69662c25e316be89e35ad05dabdcc998c148d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6c35ffd8b449feac4a5ce1aeeaa8c74893715a0b388bd3d36bab9a43d88cec1",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2014-08-14T08:52:10Z",
    "title_canon_sha256": "a6d0545798a59ef04d95ce9ae277ddb5b1a946b59556b2c31f58ac5a20c71339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3221",
    "kind": "arxiv",
    "version": 1
  }
}