Pith Number

pith:BVRUSFMA

pith:2025:BVRUSFMAT2J45CGGIZNZ4HMVKE

not attested not anchored not stored refs pending

Simultaneous Sieve Estimation and Inference for Time-Varying Nonlinear Time Series Regression

Xiucai Ding, Zhou Zhou

arxiv:2506.23069 v1 · 2025-06-29 · stat.ME · 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{BVRUSFMAT2J45CGGIZNZ4HMVKE}

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	2026-07-05T11:28:50.195509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d634915809e93ce88c6465b9e1d95513c73200d652ff8d7fd1ed2272b64bc23

Aliases

arxiv: 2506.23069 · arxiv_version: 2506.23069v1 · doi: 10.48550/arxiv.2506.23069 · pith_short_12: BVRUSFMAT2J4 · pith_short_16: BVRUSFMAT2J45CGG · pith_short_8: BVRUSFMA

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/BVRUSFMAT2J45CGGIZNZ4HMVKE \
  | 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: 0d634915809e93ce88c6465b9e1d95513c73200d652ff8d7fd1ed2272b64bc23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "047c2ab7c443f81092830a1cae14e73cdfcda038a2a4f57ca41b46e626f40af0",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-06-29T03:11:01Z",
    "title_canon_sha256": "a6e2340e1facfb2597e755e672fb64c0ad8fe1b6588a6fe995e6cf23f21603d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.23069",
    "kind": "arxiv",
    "version": 1
  }
}