Pith Number

pith:QOIIWP47

pith:2021:QOIIWP474LDM3A76SXUSXXLYTJ

not attested not anchored not stored refs pending

NesPrInDT: Nested undersampling in PrInDT

Claus Weihs, Sarah Buschfeld

arxiv:2103.14931 v2 · 2021-03-27 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOIIWP474LDM3A76SXUSXXLYTJ}

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	2026-07-05T03:09:29.545346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83908b3f9fe2c6cd83fe95e92bdd789a5da255948666adf09d992f0f9caf635f

Aliases

arxiv: 2103.14931 · arxiv_version: 2103.14931v2 · doi: 10.48550/arxiv.2103.14931 · pith_short_12: QOIIWP474LDM · pith_short_16: QOIIWP474LDM3A76 · pith_short_8: QOIIWP47

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/QOIIWP474LDM3A76SXUSXXLYTJ \
  | 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: 83908b3f9fe2c6cd83fe95e92bdd789a5da255948666adf09d992f0f9caf635f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f64eea7aa09dca83c7d35419b2704afa8685edd7fffb2afe67df49336cfc245",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2021-03-27T15:34:58Z",
    "title_canon_sha256": "0e9fc620606ad5792bfb6104f9eb43538efb0945664a5df5ad2eebf646bc7a6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.14931",
    "kind": "arxiv",
    "version": 2
  }
}