Pith Number

pith:Q46JSTVB

pith:2020:Q46JSTVBXAOTAGQ523YWVWQKDN

not attested not anchored not stored refs pending

A Hypergradient Approach to Robust Regression without Correspondence

Hongteng Xu, Hongyuan Zha, Simiao Zuo, Tuo Zhao, Xiaojing Ye, Yixiu Mao, Yujia Xie

arxiv:2012.00123 v2 · 2020-11-30 · cs.LG · stat.ML

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q46JSTVBXAOTAGQ523YWVWQKDN}

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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.

Cited by

1 paper in Pith

FlashSinkhorn: IO-Aware Entropic Optimal Transport on GPU

Receipt and verification

First computed	2026-07-05T02:14:32.669784Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

873c994ea1b81d301a1dd6f16ada0a1b4348930e9caf420c17c58ac74c5efcf1

Aliases

arxiv: 2012.00123 · arxiv_version: 2012.00123v2 · doi: 10.48550/arxiv.2012.00123 · pith_short_12: Q46JSTVBXAOT · pith_short_16: Q46JSTVBXAOTAGQ5 · pith_short_8: Q46JSTVB

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/Q46JSTVBXAOTAGQ523YWVWQKDN \
  | 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: 873c994ea1b81d301a1dd6f16ada0a1b4348930e9caf420c17c58ac74c5efcf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93923f1aa88b58a77df42ce361a819d5aa5ef2dc5a25ef4a9f8e5a3f9a19c5fc",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-11-30T21:47:38Z",
    "title_canon_sha256": "dc6c27a967143125b729934ed4ca88d9a0712f3f96c1d4aa37c71a409799e041"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00123",
    "kind": "arxiv",
    "version": 2
  }
}