Pith Number

pith:EHDZGUGV

pith:2025:EHDZGUGVEEZTKB7CN7VRAS6PPX

not attested not anchored not stored refs pending

U-aggregation: Unsupervised Aggregation of Multiple Learning Algorithms

Rui Duan

arxiv:2501.18084 v1 · 2025-01-30 · 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{EHDZGUGVEEZTKB7CN7VRAS6PPX}

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	2026-07-05T10:07:06.782890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c79350d521333507e26feb104bcf7dcbbaea54c026148fd4b08c2fc5bbc1e8

Aliases

arxiv: 2501.18084 · arxiv_version: 2501.18084v1 · doi: 10.48550/arxiv.2501.18084 · pith_short_12: EHDZGUGVEEZT · pith_short_16: EHDZGUGVEEZTKB7C · pith_short_8: EHDZGUGV

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/EHDZGUGVEEZTKB7CN7VRAS6PPX \
  | 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: 21c79350d521333507e26feb104bcf7dcbbaea54c026148fd4b08c2fc5bbc1e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aa6719c0b83b75b4a1551fa38e586c56ab4e3efa4f87ea2a2e069b0552ed8b3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-01-30T01:42:51Z",
    "title_canon_sha256": "1b022aa55b4270042d3dea56569123aeb97d1995fa9a0bed877adaf950a4b0e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18084",
    "kind": "arxiv",
    "version": 1
  }
}