Pith Number

pith:AJS44UMU

pith:2019:AJS44UMUZA4JUCKKO2ITSUL6RY

not attested not anchored not stored refs pending

Graph-based data clustering via multiscale community detection

Mauricio Barahona, Zijing Liu

arxiv:1909.04491 v2 · 2019-09-06 · cs.IR · cs.LG · physics.data-an · 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{AJS44UMUZA4JUCKKO2ITSUL6RY}

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	2026-07-05T00:32:51.642916Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0265ce5194c8389a094a769139517e8e0694e925c3d7a1ec17278be19687a9a8

Aliases

arxiv: 1909.04491 · arxiv_version: 1909.04491v2 · doi: 10.48550/arxiv.1909.04491 · pith_short_12: AJS44UMUZA4J · pith_short_16: AJS44UMUZA4JUCKK · pith_short_8: AJS44UMU

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/AJS44UMUZA4JUCKKO2ITSUL6RY \
  | 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: 0265ce5194c8389a094a769139517e8e0694e925c3d7a1ec17278be19687a9a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9961a507aba15dfe674243fa6f4e40adb480dadd51347e2b4db2523b70586d3",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.data-an",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-09-06T10:44:26Z",
    "title_canon_sha256": "d1cd1d06d82a6e178f3152cb87437c8aae500b17053c5a1e7e9873e2d5cd0be7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04491",
    "kind": "arxiv",
    "version": 2
  }
}