Pith Number

pith:4DSQWLOT

pith:2026:4DSQWLOTEF2KFSXL6XNGFV5LKT

not attested not anchored not stored refs pending

A Survey of Community Detection from an Operations Research Perspective: Taxonomy, Mathematical Formulations, Modularity Functions, and Benchmark Datasets

Miguel A. Pozo Monta\~no, Sebasti\'an V Taboh

arxiv:2606.13031 v1 · 2026-06-11 · 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{4DSQWLOTEF2KFSXL6XNGFV5LKT}

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	2026-06-12T01:09:37.699367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0e50b2dd32174a2caebf5da62d7ab54c7a8d6a0ef8add1d1540acbea15a7a1d

Aliases

arxiv: 2606.13031 · arxiv_version: 2606.13031v1 · doi: 10.48550/arxiv.2606.13031 · pith_short_12: 4DSQWLOTEF2K · pith_short_16: 4DSQWLOTEF2KFSXL · pith_short_8: 4DSQWLOT

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/4DSQWLOTEF2KFSXL6XNGFV5LKT \
  | 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: e0e50b2dd32174a2caebf5da62d7ab54c7a8d6a0ef8add1d1540acbea15a7a1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cfb7495f88c701e84e771e725ddac72638a7d5bbf7505bdf5516d9796775f5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-06-11T08:05:26Z",
    "title_canon_sha256": "76ff05238b131951f8960fadf3ce76c323bd2e2958fded11fcd5179423ad14d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.13031",
    "kind": "arxiv",
    "version": 1
  }
}