Pith Number

pith:DNLBGOIL

pith:2015:DNLBGOILZJ4RFALL7VGJE4QKER

not attested not anchored not stored refs pending

On the isomorphism problem for multiplier algebras of Nevanlinna-Pick spaces

Michael Hartz

arxiv:1505.05108 v2 · 2015-05-18 · math.FA · 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{DNLBGOILZJ4RFALL7VGJE4QKER}

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	2026-05-18T00:44:28.380855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5613390bca7912816bfd4c92720a2440b0b963c12588e2fecb3030fe16d0ae

Aliases

arxiv: 1505.05108 · arxiv_version: 1505.05108v2 · doi: 10.48550/arxiv.1505.05108 · pith_short_12: DNLBGOILZJ4R · pith_short_16: DNLBGOILZJ4RFALL · pith_short_8: DNLBGOIL

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/DNLBGOILZJ4RFALL7VGJE4QKER \
  | 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: 1b5613390bca7912816bfd4c92720a2440b0b963c12588e2fecb3030fe16d0ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d80f66de7ef154c7c0f748ee1a1337b2be756180a989719e60fdeb78f02e7f58",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2015-05-18T19:38:41Z",
    "title_canon_sha256": "8578c1c0bc44f5b115271439a9bd5fe8c4a4e75b467055cca15537b8706bfd45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05108",
    "kind": "arxiv",
    "version": 2
  }
}