Pith Number

pith:RKKLLHYI

pith:2012:RKKLLHYINIWDWUSOP7KV4VVDBL

not attested not anchored not stored refs pending

Inference of time-varying regression models

Ting Zhang, Wei Biao Wu

arxiv:1208.3552 v1 · 2012-08-17 · 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{RKKLLHYINIWDWUSOP7KV4VVDBL}

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	2026-05-18T03:48:34.938371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a94b59f086a2c3b524e7fd55e56a30acbd817bb235bb2a5c713e1dcf185b75c

Aliases

arxiv: 1208.3552 · arxiv_version: 1208.3552v1 · doi: 10.48550/arxiv.1208.3552 · pith_short_12: RKKLLHYINIWD · pith_short_16: RKKLLHYINIWDWUSO · pith_short_8: RKKLLHYI

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/RKKLLHYINIWDWUSOP7KV4VVDBL \
  | 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: 8a94b59f086a2c3b524e7fd55e56a30acbd817bb235bb2a5c713e1dcf185b75c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a9833ff63aab5cbd54bb4612cbdf3e7a790eaaeef404bb59e20705f8923da13",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-08-17T07:57:46Z",
    "title_canon_sha256": "361588b8915b595dc42325ae7d24f2d33796b133a21d80510247bcf701485190"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3552",
    "kind": "arxiv",
    "version": 1
  }
}