Pith Number

pith:HWWRGPZR

pith:2015:HWWRGPZRWLZPF7GBRUKOGFSKMT

not attested not anchored not stored refs pending

Community Detection and Classification in Hierarchical Stochastic Blockmodels

Avanti Athreya, Carey E. Priebe, Minh Tang, Vince Lyzinski, Youngser Park

arxiv:1503.02115 v5 · 2015-03-07 · stat.ML · stat.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HWWRGPZRWLZPF7GBRUKOGFSKMT}

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	2026-05-18T01:07:54.172839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dad133f31b2f2f2fcc18d14e3164a64fa1bbba5ea86abdf16945c795583389b

Aliases

arxiv: 1503.02115 · arxiv_version: 1503.02115v5 · doi: 10.48550/arxiv.1503.02115 · pith_short_12: HWWRGPZRWLZP · pith_short_16: HWWRGPZRWLZPF7GB · pith_short_8: HWWRGPZR

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/HWWRGPZRWLZPF7GBRUKOGFSKMT \
  | 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: 3dad133f31b2f2f2fcc18d14e3164a64fa1bbba5ea86abdf16945c795583389b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b2c57706f7491325b72e9ef8d5f69e2d2b53267b505972c8d998a08f71d7882",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2015-03-07T01:40:25Z",
    "title_canon_sha256": "e81797d1af4fbd16941e1fd2a03e24ee83d1a7b40c7387a1ccc33aa2227bd95c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.02115",
    "kind": "arxiv",
    "version": 5
  }
}