Pith Number

pith:MRU2GHII

pith:2013:MRU2GHII2CK7MPMVIL7RDNQT7C

not attested not anchored not stored refs pending

Submodular Stochastic Probing on Matroids

Justin Ward, Marek Adamczyk, Maxim Sviridenko

arxiv:1310.4415 v4 · 2013-10-16 · 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{MRU2GHII2CK7MPMVIL7RDNQT7C}

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	2026-05-18T02:58:45.562105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6469a31d08d095f63d9542ff11b613f8aa005d17f56e2f219222e191e41e01e2

Aliases

arxiv: 1310.4415 · arxiv_version: 1310.4415v4 · doi: 10.48550/arxiv.1310.4415 · pith_short_12: MRU2GHII2CK7 · pith_short_16: MRU2GHII2CK7MPMV · pith_short_8: MRU2GHII

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/MRU2GHII2CK7MPMVIL7RDNQT7C \
  | 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: 6469a31d08d095f63d9542ff11b613f8aa005d17f56e2f219222e191e41e01e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6460e7d9cd41172e4689c5cb6bcbea78165d96df980d27d2841762995c3459c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-10-16T15:24:05Z",
    "title_canon_sha256": "54b4205921d0ac7906373c456f1086f676b7ae6e686071ffea6d53bc3b6ec11e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4415",
    "kind": "arxiv",
    "version": 4
  }
}