Pith Number

pith:E66GUT2W

pith:2015:E66GUT2WGO4MPBB7PHG735UW2S

not attested not anchored not stored refs pending

A Deterministic Algorithm for Maximizing Submodular Functions

Ami Mor, Shahar Dobzinski

arxiv:1507.07237 v1 · 2015-07-26 · 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{E66GUT2WGO4MPBB7PHG735UW2S}

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	2026-05-18T01:36:16.848117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27bc6a4f5633b8c7843f79cdfdf696d4966a03a0cb4c648db502dd5280581eb3

Aliases

arxiv: 1507.07237 · arxiv_version: 1507.07237v1 · doi: 10.48550/arxiv.1507.07237 · pith_short_12: E66GUT2WGO4M · pith_short_16: E66GUT2WGO4MPBB7 · pith_short_8: E66GUT2W

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/E66GUT2WGO4MPBB7PHG735UW2S \
  | 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: 27bc6a4f5633b8c7843f79cdfdf696d4966a03a0cb4c648db502dd5280581eb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cc10a8cd5764ac4854a04596a71720f4d1210c922a63bf763d8095bcc1fa35f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-07-26T19:40:24Z",
    "title_canon_sha256": "d80ef3c7e67e55cb9984d840a5194d14d6eb7ad27b19c1ed0405322f1d6338fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07237",
    "kind": "arxiv",
    "version": 1
  }
}