Pith Number

pith:WSGEIFBW

pith:2009:WSGEIFBWIWKE46HAJEYVL7RF7A

not attested not anchored not stored refs pending

Model selection for weakly dependent time series forecasting

CREST), Olivier Wintenberger (CEREMADE), Pierre Alquier (LPMA

arxiv:0902.2924 v4 · 2009-02-17 · 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{WSGEIFBWIWKE46HAJEYVL7RF7A}

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	2026-05-18T03:51:59.073012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b48c44143645944e78e0493155fe25f82eb8d6b2b30d6a3e372051a1b850f1d7

Aliases

arxiv: 0902.2924 · arxiv_version: 0902.2924v4 · doi: 10.48550/arxiv.0902.2924 · pith_short_12: WSGEIFBWIWKE · pith_short_16: WSGEIFBWIWKE46HA · pith_short_8: WSGEIFBW

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/WSGEIFBWIWKE46HAJEYVL7RF7A \
  | 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: b48c44143645944e78e0493155fe25f82eb8d6b2b30d6a3e372051a1b850f1d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24c1c52a85cb8d66ddce0aa43faa9174909c0e688f3c4a421611dc7e9636776e",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2009-02-17T13:40:29Z",
    "title_canon_sha256": "f582ecece19d012bf7345816188f506f92df345777fbf36fda9c000b3212f888"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2924",
    "kind": "arxiv",
    "version": 4
  }
}