Pith Number

pith:3HS7MGFF

pith:2019:3HS7MGFFNE6XA55VII3PUVVOGU

not attested not anchored not stored refs pending

On the spectra of $g$-circulant matrices and applications

Enide Andrade, Luis Arrieta, Mar\'ia Robbiano

arxiv:1904.04172 v1 · 2019-04-08 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HS7MGFFNE6XA55VII3PUVVOGU}

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	2026-05-17T23:49:06.873497Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9e5f618a5693d7077b54236fa56ae353bd5fe82e2721c8da66e6b709d456ee2

Aliases

arxiv: 1904.04172 · arxiv_version: 1904.04172v1 · doi: 10.48550/arxiv.1904.04172 · pith_short_12: 3HS7MGFFNE6X · pith_short_16: 3HS7MGFFNE6XA55V · pith_short_8: 3HS7MGFF

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/3HS7MGFFNE6XA55VII3PUVVOGU \
  | 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: d9e5f618a5693d7077b54236fa56ae353bd5fe82e2721c8da66e6b709d456ee2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c2ed4bcc543f42d8f1b98113546d134241789d5a65bf679c45f9d0f5f3b2e1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2019-04-08T16:27:41Z",
    "title_canon_sha256": "9080bdd49c5b51e95b4f43cd332f5b3ee2e436d3eecdcbfca53dc2ac811188fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04172",
    "kind": "arxiv",
    "version": 1
  }
}