Pith Number

pith:JK5NU76H

pith:2019:JK5NU76HFRFQS6XSVUT7YOGWQA

not attested not anchored not stored refs pending

Weighted Leavitt path algebras that are isomorphic to unweighted Leavitt path algebras

Raimund Preusser

arxiv:1907.02817 v1 · 2019-07-05 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JK5NU76HFRFQS6XSVUT7YOGWQA}

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	2026-05-17T23:41:23.004574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4abada7fc72c4b097af2ad27fc38d6803e7d39587c98cd4fa90d6595372c4fdf

Aliases

arxiv: 1907.02817 · arxiv_version: 1907.02817v1 · doi: 10.48550/arxiv.1907.02817 · pith_short_12: JK5NU76HFRFQ · pith_short_16: JK5NU76HFRFQS6XS · pith_short_8: JK5NU76H

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/JK5NU76HFRFQS6XSVUT7YOGWQA \
  | 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: 4abada7fc72c4b097af2ad27fc38d6803e7d39587c98cd4fa90d6595372c4fdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "296f4a41e094015e306656ceb9e6b05496ba24bfc03552647f2945b1f34c9513",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-07-05T13:30:54Z",
    "title_canon_sha256": "10ec862faff70b40e5f2bddfeb732031e13a224c5feb987ebf822f1dfd96dc6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02817",
    "kind": "arxiv",
    "version": 1
  }
}