Pith Number

pith:QFSC35UF

pith:2017:QFSC35UF67PSI272JTRFA5LDS2

not attested not anchored not stored refs pending

Spectral clustering in the dynamic stochastic block model

Marianna Pensky, Teng Zhang

arxiv:1705.01204 v1 · 2017-05-02 · stat.ME · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFSC35UF67PSI272JTRFA5LDS2}

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	2026-05-18T00:45:05.684691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81642df685f7df246bfa4ce250756396b92396d7a192a5cf1046efbb6d8b976e

Aliases

arxiv: 1705.01204 · arxiv_version: 1705.01204v1 · doi: 10.48550/arxiv.1705.01204 · pith_short_12: QFSC35UF67PS · pith_short_16: QFSC35UF67PSI272 · pith_short_8: QFSC35UF

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/QFSC35UF67PSI272JTRFA5LDS2 \
  | 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: 81642df685f7df246bfa4ce250756396b92396d7a192a5cf1046efbb6d8b976e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "980c7b8b04da62728280d771313dc6fd0770496b304cbaa2239deeaa55e2a2a8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-05-02T23:55:26Z",
    "title_canon_sha256": "53c3e8f95d97346b9254584e858a8e3056c5f9e5c938cb8234b2c186406465ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.01204",
    "kind": "arxiv",
    "version": 1
  }
}