Pith Number

pith:QXGLDCCB

pith:2016:QXGLDCCBKDD5VRPUVQNRSFBHQT

not attested not anchored not stored refs pending

Efficient Nonparametric Smoothness Estimation

Barnab\'as P\'oczos, Shashank Singh, Simon S. Du

arxiv:1605.05785 v2 · 2016-05-19 · math.ST · cs.IT · math.IT · stat.ML · 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{QXGLDCCBKDD5VRPUVQNRSFBHQT}

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	2026-05-18T01:10:39.724015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ccb1884150c7dac5f4ac1b19142784ca4465f7b38a67c4f2bae0be6bee19d5

Aliases

arxiv: 1605.05785 · arxiv_version: 1605.05785v2 · doi: 10.48550/arxiv.1605.05785 · pith_short_12: QXGLDCCBKDD5 · pith_short_16: QXGLDCCBKDD5VRPU · pith_short_8: QXGLDCCB

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/QXGLDCCBKDD5VRPUVQNRSFBHQT \
  | 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: 85ccb1884150c7dac5f4ac1b19142784ca4465f7b38a67c4f2bae0be6bee19d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1e9ea50e43907139fb7faeb8728f2433c535039911f07acd9a49e290b634102",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-05-19T00:29:38Z",
    "title_canon_sha256": "0bf12731ebc38370dae4fc0a2f8edb03868916834d25d7d2a276d04b3d60e4b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.05785",
    "kind": "arxiv",
    "version": 2
  }
}