Pith Number

pith:XKJCFKLO

pith:2011:XKJCFKLO5GFPYQE2BRZW64Y2EC

not attested not anchored not stored refs pending

Submodular meets Spectral: Greedy Algorithms for Subset Selection, Sparse Approximation and Dictionary Selection

Abhimanyu Das, David Kempe

arxiv:1102.3975 v2 · 2011-02-19 · stat.ML · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKJCFKLO5GFPYQE2BRZW64Y2EC}

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.

Cited by

3 papers in Pith

Pareto Optimization with Robust Evaluation for Noisy Subset Selection

Is Data Shapley Not Better than Random in Data Selection? Ask NASH

Receipt and verification

First computed	2026-05-18T04:27:56.273600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba9222a96ee98afc409a0c736f731a20bc1a44fe42f903aea313c9d53b4b8b16

Aliases

arxiv: 1102.3975 · arxiv_version: 1102.3975v2 · doi: 10.48550/arxiv.1102.3975 · pith_short_12: XKJCFKLO5GFP · pith_short_16: XKJCFKLO5GFPYQE2 · pith_short_8: XKJCFKLO

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/XKJCFKLO5GFPYQE2BRZW64Y2EC \
  | 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: ba9222a96ee98afc409a0c736f731a20bc1a44fe42f903aea313c9d53b4b8b16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17e1d0d4ac4073df827677deced1a6b0837a11876f35229850bd4643c7aafa21",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2011-02-19T07:25:00Z",
    "title_canon_sha256": "359c971845c6f55a99194e5ee2b26d216b630ee1ae64757363073cc63e1ee26b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.3975",
    "kind": "arxiv",
    "version": 2
  }
}