Pith Number

pith:SHNKPQF6

pith:2011:SHNKPQF6SSWTODG3I6DGTWTMNK

not attested not anchored not stored refs pending

New efficient estimation and variable selection methods for semiparametric varying-coefficient partially linear models

Bo Kai, Hui Zou, Runze Li

arxiv:1103.1525 v1 · 2011-03-08 · math.ST · stat.TH

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

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	2026-05-18T04:27:15.646780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91daa7c0be94ad370cdb478669da6c6a81c5675cc62e866c272b1b5e5f712a69

Aliases

arxiv: 1103.1525 · arxiv_version: 1103.1525v1 · doi: 10.48550/arxiv.1103.1525 · pith_short_12: SHNKPQF6SSWT · pith_short_16: SHNKPQF6SSWTODG3 · pith_short_8: SHNKPQF6

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/SHNKPQF6SSWTODG3I6DGTWTMNK \
  | 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: 91daa7c0be94ad370cdb478669da6c6a81c5675cc62e866c272b1b5e5f712a69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "037087a8c24c25c32810eccf41ff1e950c8a77787d75693fc40d7820b782504b",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-03-08T13:28:31Z",
    "title_canon_sha256": "404a0e1d112a75499008781dade945258a2f1b061cbc4f826f88100f324bd683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1525",
    "kind": "arxiv",
    "version": 1
  }
}