Pith Number

pith:NNMBFU6Q

pith:2021:NNMBFU6QAUEJJ2RH4SZCLOPVBM

not attested not anchored not stored refs pending

Variational Inference with NoFAS: Normalizing Flow with Adaptive Surrogate for Computationally Expensive Models

Daniele E. Schiavazzi, Fang Liu, Yu Wang

arxiv:2108.12657 v2 · 2021-08-28 · cs.LG · 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{NNMBFU6QAUEJJ2RH4SZCLOPVBM}

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	2026-07-05T04:47:08.352452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b5812d3d0050894ea27e4b225b9f50b210f9c7afacce8348b97552f781ce0fe

Aliases

arxiv: 2108.12657 · arxiv_version: 2108.12657v2 · doi: 10.48550/arxiv.2108.12657 · pith_short_12: NNMBFU6QAUEJ · pith_short_16: NNMBFU6QAUEJJ2RH · pith_short_8: NNMBFU6Q

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/NNMBFU6QAUEJJ2RH4SZCLOPVBM \
  | 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: 6b5812d3d0050894ea27e4b225b9f50b210f9c7afacce8348b97552f781ce0fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "289b701e6adea44a866d120694d9836e5c83a6ffba98585f496b43eadf4493bd",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-08-28T14:31:45Z",
    "title_canon_sha256": "9fcc2ccb857a5916145189c8cbb20a9707cac3e878850decadbc6219110f7b33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.12657",
    "kind": "arxiv",
    "version": 2
  }
}