Pith Number

pith:6CMKSFFH

pith:2022:6CMKSFFHWVFB73ODW53F3Z3Q7M

not attested not anchored not stored refs pending

Value Function Based Difference-of-Convex Algorithm for Bilevel Hyperparameter Selection Problems

Haian Yin, Jane J. Ye, Jin Zhang, Lucy Gao, Shangzhi Zeng

arxiv:2206.05976 v1 · 2022-06-13 · math.OC · 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{6CMKSFFHWVFB73ODW53F3Z3Q7M}

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	2026-07-05T04:31:04.972728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f098a914a7b54a1fedc3b7765de770fb000940eb4b6484346c4f5006fb938734

Aliases

arxiv: 2206.05976 · arxiv_version: 2206.05976v1 · doi: 10.48550/arxiv.2206.05976 · pith_short_12: 6CMKSFFHWVFB · pith_short_16: 6CMKSFFHWVFB73OD · pith_short_8: 6CMKSFFH

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/6CMKSFFHWVFB73ODW53F3Z3Q7M \
  | 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: f098a914a7b54a1fedc3b7765de770fb000940eb4b6484346c4f5006fb938734

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a43e6cbe8433ebe3297191cb7f3a257bc80ac444c07e9e6c6a68bf2dcfc439c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-06-13T08:51:10Z",
    "title_canon_sha256": "4baec818f6b9281a8e8294387b684f11d5a9f369dcc48522a1cbbc500e52156d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.05976",
    "kind": "arxiv",
    "version": 1
  }
}