Pith Number

pith:UA7ABQV3

pith:2021:UA7ABQV3P5AI53D3DLII27SV5F

not attested not anchored not stored refs pending

The Power of Randomization: Efficient and Effective Algorithms for Constrained Submodular Maximization

Benwei Wu, He Huang, Jing Tang, Kai Han, Shuang Cui, Tianshuai Zhu

arxiv:2106.07116 v2 · 2021-06-14 · cs.DS · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UA7ABQV3P5AI53D3DLII27SV5F}

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	2026-07-05T02:49:32.481825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a03e00c2bb7f408eec7b1ad08d7e55e972eeb2c99b1f5ef2dff599a9feda1879

Aliases

arxiv: 2106.07116 · arxiv_version: 2106.07116v2 · doi: 10.48550/arxiv.2106.07116 · pith_short_12: UA7ABQV3P5AI · pith_short_16: UA7ABQV3P5AI53D3 · pith_short_8: UA7ABQV3

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/UA7ABQV3P5AI53D3DLII27SV5F \
  | 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: a03e00c2bb7f408eec7b1ad08d7e55e972eeb2c99b1f5ef2dff599a9feda1879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba760c9a53bd51db27af88a8fb5c3db1b57690d6c6c3dcd0f61da221a96d764",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-06-14T00:14:36Z",
    "title_canon_sha256": "da58b47cec00b3a36df652664345915bdacd4c85d97a98ee2a614f5c0f8fead0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.07116",
    "kind": "arxiv",
    "version": 2
  }
}