Pith Number

pith:BA3PVAGD

pith:2023:BA3PVAGDO72ZIDMVYMQMVFNX6A

not attested not anchored not stored refs pending

Multi-modal Differentiable Unsupervised Feature Selection

Ariel Jaffe, Junchen Yang, Ofir Lindenbaum, Yuval Kluger

arxiv:2303.09381 v1 · 2023-03-16 · 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{BA3PVAGDO72ZIDMVYMQMVFNX6A}

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	2026-07-05T05:51:52.497593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0836fa80c377f5940d95c320ca95b7f01acaa84404c1c75633f0ea83a23e7e27

Aliases

arxiv: 2303.09381 · arxiv_version: 2303.09381v1 · doi: 10.48550/arxiv.2303.09381 · pith_short_12: BA3PVAGDO72Z · pith_short_16: BA3PVAGDO72ZIDMV · pith_short_8: BA3PVAGD

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/BA3PVAGDO72ZIDMVYMQMVFNX6A \
  | 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: 0836fa80c377f5940d95c320ca95b7f01acaa84404c1c75633f0ea83a23e7e27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee0842063c6e873fe68d34aac049c83eefdd28584e2651aced4b82d2977cf097",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-03-16T15:11:17Z",
    "title_canon_sha256": "45a20c4d77c823f413c2fd3b2dd74a0b2fc03528126d7d86e25187c93974a666"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.09381",
    "kind": "arxiv",
    "version": 1
  }
}