Pith Number

pith:FYBA6S7R

pith:2016:FYBA6S7RKMCFZTICHLLN7RFR3O

not attested not anchored not stored refs pending

On maximizing a monotone k-submodular function subject to a matroid constraint

Shinsaku Sakaue

arxiv:1607.07957 v3 · 2016-07-27 · cs.DS · cs.DM · 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{FYBA6S7RKMCFZTICHLLN7RFR3O}

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	2026-05-18T01:08:23.566642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e020f4bf153045ccd023ad6dfc4b1db8f996c40a4f10d6ddf2e04d32b3087fb

Aliases

arxiv: 1607.07957 · arxiv_version: 1607.07957v3 · doi: 10.48550/arxiv.1607.07957 · pith_short_12: FYBA6S7RKMCF · pith_short_16: FYBA6S7RKMCFZTIC · pith_short_8: FYBA6S7R

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/FYBA6S7RKMCFZTICHLLN7RFR3O \
  | 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: 2e020f4bf153045ccd023ad6dfc4b1db8f996c40a4f10d6ddf2e04d32b3087fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a4a68f0555fb71aef0fa102f13653ed4e27d0533825d84ceee74a7db04d4662",
    "cross_cats_sorted": [
      "cs.DM",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-07-27T04:55:34Z",
    "title_canon_sha256": "12314e301e36217e0a5fc6465edfa65ddf96c8cbc93ce8095f575d7a1d4e3f3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07957",
    "kind": "arxiv",
    "version": 3
  }
}