Pith Number

pith:WSVRPLY4

pith:2026:WSVRPLY4KQECCAGSP7BGMSTSUE

not attested not anchored not stored refs pending

Ribbon: Scalable Approximation and Robust Uncertainty Quantification

Graham Gibson, John Tipton, Kellin Rumsey, Natalie Klein

arxiv:2606.27269 v1 · 2026-06-25 · stat.ML · 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{WSVRPLY4KQECCAGSP7BGMSTSUE}

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	2026-06-26T01:16:16.984540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4ab17af1c54082100d27fc2664a72a13128183e2987ac900c69c30e7a678c26

Aliases

arxiv: 2606.27269 · arxiv_version: 2606.27269v1 · doi: 10.48550/arxiv.2606.27269 · pith_short_12: WSVRPLY4KQEC · pith_short_16: WSVRPLY4KQECCAGS · pith_short_8: WSVRPLY4

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/WSVRPLY4KQECCAGSP7BGMSTSUE \
  | 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: b4ab17af1c54082100d27fc2664a72a13128183e2987ac900c69c30e7a678c26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "932d6be359dbc6b110d9152c3929f03c539ad1b5c151d8e227b5d50443d24a9e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-06-25T16:51:18Z",
    "title_canon_sha256": "bc44e730dbaad8055f61cf2fb7aa3c54dc7e67f43acf212d1a4a06a4f0c99064"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27269",
    "kind": "arxiv",
    "version": 1
  }
}