Pith Number

pith:PFDBN2IL

pith:2020:PFDBN2ILOSP7OLLJRA6YT2RJKN

not attested not anchored not stored refs pending

Second Moment Estimator for An AR(1) Model Driven by A Long Memory Gaussian Noise

Li Tian, Ying Li, Yong Chen

arxiv:2008.12443 v5 · 2020-08-28 · 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{PFDBN2ILOSP7OLLJRA6YT2RJKN}

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	2026-07-05T01:56:31.316489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

794616e90b749ff72d69883d89ea29534fd914b095d2e4d76d0a5fdb2db7bcfc

Aliases

arxiv: 2008.12443 · arxiv_version: 2008.12443v5 · doi: 10.48550/arxiv.2008.12443 · pith_short_12: PFDBN2ILOSP7 · pith_short_16: PFDBN2ILOSP7OLLJ · pith_short_8: PFDBN2IL

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/PFDBN2ILOSP7OLLJRA6YT2RJKN \
  | 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: 794616e90b749ff72d69883d89ea29534fd914b095d2e4d76d0a5fdb2db7bcfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f2f7d0b5029c455c73cd6a32fd4d14eb5d47cee7013c84ee8a6b067738d7573",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2020-08-28T02:21:34Z",
    "title_canon_sha256": "8e8546f3521a6cba9f242ac9304dba7fb0b1ed2ffbdf40ce030e6578306b2456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.12443",
    "kind": "arxiv",
    "version": 5
  }
}