Pith Number

pith:KPUNA7TF

pith:2020:KPUNA7TFVRFKPF23TIZMMQGAQB

not attested not anchored not stored refs pending

Amortized variance reduction for doubly stochastic objectives

Ayman Boustati, James Hensman, Sattar Vakili, ST John

arxiv:2003.04125 v1 · 2020-03-09 · stat.ML · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPUNA7TFVRFKPF23TIZMMQGAQB}

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	2026-07-05T00:50:29.089388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53e8d07e65ac4aa7975b9a32c640c0806c90186b9c9b65269281977062dc660c

Aliases

arxiv: 2003.04125 · arxiv_version: 2003.04125v1 · doi: 10.48550/arxiv.2003.04125 · pith_short_12: KPUNA7TFVRFK · pith_short_16: KPUNA7TFVRFKPF23 · pith_short_8: KPUNA7TF

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/KPUNA7TFVRFKPF23TIZMMQGAQB \
  | 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: 53e8d07e65ac4aa7975b9a32c640c0806c90186b9c9b65269281977062dc660c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbd2f9fe2fe2a181fcd102b3293181c25fbb6389772ee9dbd10403770290b58f",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-03-09T13:23:14Z",
    "title_canon_sha256": "e5c1eb62567db369fbe8f29640b02ed4ba3cb0b8bc8407393928ee0b73e38f34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.04125",
    "kind": "arxiv",
    "version": 1
  }
}