Pith Number

pith:ZJCMN5FL

pith:2016:ZJCMN5FLTCTEDOI7I6HRUGHMYR

not attested not anchored not stored refs pending

Spectral triples for noncommutative solenoidal spaces from self-coverings

Daniele Guido, Tommaso Isola, Valeriano Aiello

arxiv:1604.08619 v4 · 2016-04-28 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZJCMN5FLTCTEDOI7I6HRUGHMYR}

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	2026-05-18T00:54:36.719383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca44c6f4ab98a641b91f478f1a18ecc472a9da46aca8b21bbc2d7ec3e2d86add

Aliases

arxiv: 1604.08619 · arxiv_version: 1604.08619v4 · doi: 10.48550/arxiv.1604.08619 · pith_short_12: ZJCMN5FLTCTE · pith_short_16: ZJCMN5FLTCTEDOI7 · pith_short_8: ZJCMN5FL

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/ZJCMN5FLTCTEDOI7I6HRUGHMYR \
  | 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: ca44c6f4ab98a641b91f478f1a18ecc472a9da46aca8b21bbc2d7ec3e2d86add

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65af917de5feb26ba9406edf5325fa24fd9f625374f64afb790ed5578e08249a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2016-04-28T21:08:51Z",
    "title_canon_sha256": "b8bf09b36c5cf261ec23dd95bb6b3b2a42f7f1d58dba6e653c7819a0978b4987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08619",
    "kind": "arxiv",
    "version": 4
  }
}