Pith Number

pith:7BRDXHWL

pith:2013:7BRDXHWLZEG5PFVII64QSPW2N5

not attested not anchored not stored refs pending

Structured Convex Optimization under Submodular Constraints

Kiyohito Nagano, Yoshinobu Kawahara

arxiv:1309.6850 v1 · 2013-09-26 · cs.LG · cs.DS · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BRDXHWLZEG5PFVII64QSPW2N5}

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	2026-05-18T03:12:10.083473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8623b9ecbc90dd796a847b9093eda6f5e16185803fb5c8c97eea43c5056c308

Aliases

arxiv: 1309.6850 · arxiv_version: 1309.6850v1 · doi: 10.48550/arxiv.1309.6850 · pith_short_12: 7BRDXHWLZEG5 · pith_short_16: 7BRDXHWLZEG5PFVI · pith_short_8: 7BRDXHWL

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/7BRDXHWLZEG5PFVII64QSPW2N5 \
  | 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: f8623b9ecbc90dd796a847b9093eda6f5e16185803fb5c8c97eea43c5056c308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0aff6c644937b46767b1670e0fabbaae8cf36fc32806c33a4d3107a86f3258c4",
    "cross_cats_sorted": [
      "cs.DS",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-09-26T12:45:59Z",
    "title_canon_sha256": "7e50b7dc08fe0514645fdd3e431f2686830e2ad6d9b015200933eb2dd1cb99d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.6850",
    "kind": "arxiv",
    "version": 1
  }
}