Pith Number

pith:NNCWAWWF

pith:2021:NNCWAWWF2DUF4MWHO5JFSVEUGV

not attested not anchored not stored refs pending

Make Sure You're Unsure: A Framework for Verifying Probabilistic Specifications

Jonathan Uesato, Krishnamurthy Dvijotham, Leonard Berrada, M. Pawan Kumar, Robert Stanforth, Rudy Bunel, Sumanth Dathathri, Sven Gowal

arxiv:2102.09479 v2 · 2021-02-18 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNCWAWWF2DUF4MWHO5JFSVEUGV}

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	2026-07-05T03:33:04.283543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b45605ac5d0e85e32c77752595494355e2753620055b6252baae04c875b52d1

Aliases

arxiv: 2102.09479 · arxiv_version: 2102.09479v2 · doi: 10.48550/arxiv.2102.09479 · pith_short_12: NNCWAWWF2DUF · pith_short_16: NNCWAWWF2DUF4MWH · pith_short_8: NNCWAWWF

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/NNCWAWWF2DUF4MWHO5JFSVEUGV \
  | 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: 6b45605ac5d0e85e32c77752595494355e2753620055b6252baae04c875b52d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "641032c1f8dff1660c61041a54899e07c8c7dcbc58978ea0e1016fa68f5066e9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-18T17:00:40Z",
    "title_canon_sha256": "cd0c0babc479ee790ebcde09cadeabde37140f69a2e24a293a3024712dcaa8c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.09479",
    "kind": "arxiv",
    "version": 2
  }
}