Pith Number

pith:WLMAGZFR

pith:2015:WLMAGZFRW5MWXQB3ESLULKQVQH

not attested not anchored not stored refs pending

Max-Sum Diversification, Monotone Submodular Functions and Semi-metric Spaces

Mehrdad Ghadiri, Sepehr Abbasi Zadeh

arxiv:1511.02402 v1 · 2015-11-07 · 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{WLMAGZFRW5MWXQB3ESLULKQVQH}

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	2026-05-18T01:27:30.390534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2d80364b1b7596bc03b249745aa1581ca6b7c2e51c8ca8783cfbca6c8d604e1

Aliases

arxiv: 1511.02402 · arxiv_version: 1511.02402v1 · doi: 10.48550/arxiv.1511.02402 · pith_short_12: WLMAGZFRW5MW · pith_short_16: WLMAGZFRW5MWXQB3 · pith_short_8: WLMAGZFR

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/WLMAGZFRW5MWXQB3ESLULKQVQH \
  | 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: b2d80364b1b7596bc03b249745aa1581ca6b7c2e51c8ca8783cfbca6c8d604e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1c4707494011746c22e64b86faf8b4150f56e044d3b8bc4850bc3656ce36673",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-11-07T20:56:51Z",
    "title_canon_sha256": "e2e5a23d20adbe9b7b6f80f700327d8a7bb9ff40768d4d4611694427b67475ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02402",
    "kind": "arxiv",
    "version": 1
  }
}