Pith Number

pith:VY7ZYHI3

pith:2015:VY7ZYHI3JLDIXLP5MO23VVVIGP

not attested not anchored not stored refs pending

Estimating a smooth function on a large graph by Bayesian Laplacian regularisation

Alisa Kirichenko, Harry van Zanten

arxiv:1511.02515 v2 · 2015-11-08 · 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{VY7ZYHI3JLDIXLP5MO23VVVIGP}

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	2026-05-18T00:49:34.823122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae3f9c1d1b4ac68badfd63b5bad6a833d9c54527a7a89372eb53ceac5e08e32e

Aliases

arxiv: 1511.02515 · arxiv_version: 1511.02515v2 · doi: 10.48550/arxiv.1511.02515 · pith_short_12: VY7ZYHI3JLDI · pith_short_16: VY7ZYHI3JLDIXLP5 · pith_short_8: VY7ZYHI3

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/VY7ZYHI3JLDIXLP5MO23VVVIGP \
  | 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: ae3f9c1d1b4ac68badfd63b5bad6a833d9c54527a7a89372eb53ceac5e08e32e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97089680e372804b1a39da89fa48f5ec7aca1980a60613c199f43dcb92c75007",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-11-08T19:11:11Z",
    "title_canon_sha256": "5c5c11f81caa707025caa149ec7f749553e9299b9848e20031dd55ee811d46ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02515",
    "kind": "arxiv",
    "version": 2
  }
}