Pith Number

pith:6PC3XW4U

pith:2013:6PC3XW4U3Q4UIS6SDBG7LLIAXP

not attested not anchored not stored refs pending

Efficient Density Estimation via Piecewise Polynomial Approximation

Ilias Diakonikolas, Rocco A. Servedio, Siu-on Chan, Xiaorui Sun

arxiv:1305.3207 v1 · 2013-05-14 · cs.LG · cs.DS · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6PC3XW4U3Q4UIS6SDBG7LLIAXP}

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	2026-05-18T03:25:44.486625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3c5bbdb94dc39444bd2184df5ad00bbd72ab0a62d6a7c20d886f78b688c8fc7

Aliases

arxiv: 1305.3207 · arxiv_version: 1305.3207v1 · doi: 10.48550/arxiv.1305.3207 · pith_short_12: 6PC3XW4U3Q4U · pith_short_16: 6PC3XW4U3Q4UIS6S · pith_short_8: 6PC3XW4U

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/6PC3XW4U3Q4UIS6SDBG7LLIAXP \
  | 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: f3c5bbdb94dc39444bd2184df5ad00bbd72ab0a62d6a7c20d886f78b688c8fc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "430efa950be8fde0568ff98341099c9bffca6100174d6590776d16bd591dcd73",
    "cross_cats_sorted": [
      "cs.DS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-05-14T16:54:10Z",
    "title_canon_sha256": "41d3d6aead924bc505c74d144bf1975f8834525a904335c1b4eef26023e0d971"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3207",
    "kind": "arxiv",
    "version": 1
  }
}