Pith Number

pith:CWITVAH7

pith:2019:CWITVAH7CJN2Q3BU7OM3WHJFGF

not attested not anchored not stored refs pending

Variational Inference with Numerical Derivatives: variance reduction through coupling

Alexander Immer, Guillaume P. Dehaene

arxiv:1906.06914 v1 · 2019-06-17 · stat.CO · 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{CWITVAH7CJN2Q3BU7OM3WHJFGF}

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	2026-05-17T23:43:12.337595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15913a80ff125ba86c34fb99bb1d25316bb4b34c8ffc1d9ffe3f8df316bdeac4

Aliases

arxiv: 1906.06914 · arxiv_version: 1906.06914v1 · doi: 10.48550/arxiv.1906.06914 · pith_short_12: CWITVAH7CJN2 · pith_short_16: CWITVAH7CJN2Q3BU · pith_short_8: CWITVAH7

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/CWITVAH7CJN2Q3BU7OM3WHJFGF \
  | 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: 15913a80ff125ba86c34fb99bb1d25316bb4b34c8ffc1d9ffe3f8df316bdeac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ff2c709e4a0a215b595cd4d280c06f8ab4ad74e8ed5c3ea3288151f988b7ae0",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2019-06-17T09:30:29Z",
    "title_canon_sha256": "197bdaebe63e09c1ff01e278d5f3bd01bad2942d32273b272f9cbf8b30912f49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06914",
    "kind": "arxiv",
    "version": 1
  }
}