Pith Number

pith:MCMY3264

pith:2019:MCMY32644POBTHZZFKY3TCSCVQ

not attested not anchored not stored refs pending

Community Detection in the Hyperbolic Space

Ana Vrani\'c, Francesca V. Vianello, Furkan Gursoy, Mari\'an Bogu\~n\'a, Matteo Bruno, Matteo Serafino, Sandro Ferreira Sousa

arxiv:1906.09082 v1 · 2019-06-21 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MCMY32644POBTHZZFKY3TCSCVQ}

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	2026-05-17T23:42:44.620873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60998debdce3dc199f392ab1b98a42ac1331f0f9d9a7367d5acbf55c5dcc0073

Aliases

arxiv: 1906.09082 · arxiv_version: 1906.09082v1 · doi: 10.48550/arxiv.1906.09082 · pith_short_12: MCMY32644POB · pith_short_16: MCMY32644POBTHZZ · pith_short_8: MCMY3264

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/MCMY32644POBTHZZFKY3TCSCVQ \
  | 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: 60998debdce3dc199f392ab1b98a42ac1331f0f9d9a7367d5acbf55c5dcc0073

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecd913b94816adccf1258794f9969f61616007b4b80fcfb24261dc2ad7490830",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-06-21T11:40:55Z",
    "title_canon_sha256": "eca620cc902732419a7c92b46f655df9f1cff8a28219a0de0def8887e92dcfdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09082",
    "kind": "arxiv",
    "version": 1
  }
}