Pith Number

pith:PWD4Q2QC

pith:2018:PWD4Q2QC7L2PDJRYPUM7P7OVT7

not attested not anchored not stored refs pending

Martin boundaries of representations of the Cuntz algebra

Feng Tian, Palle Jorgensen

arxiv:1805.06063 v1 · 2018-05-15 · math.FA · math-ph · math.DS · math.MP · math.OA · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWD4Q2QC7L2PDJRYPUM7P7OVT7}

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	2026-05-18T00:15:49.004233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d87c86a02faf4f1a6387d19f7fdd59fd7aaec1bf136628df175eb1d66a56c32

Aliases

arxiv: 1805.06063 · arxiv_version: 1805.06063v1 · doi: 10.48550/arxiv.1805.06063 · pith_short_12: PWD4Q2QC7L2P · pith_short_16: PWD4Q2QC7L2PDJRY · pith_short_8: PWD4Q2QC

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/PWD4Q2QC7L2PDJRYPUM7P7OVT7 \
  | 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: 7d87c86a02faf4f1a6387d19f7fdd59fd7aaec1bf136628df175eb1d66a56c32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "376c88ccce2dc03dabc5bf53242e6945e2c7e6d0cad3e6795983e5a8a00fd1d5",
    "cross_cats_sorted": [
      "math-ph",
      "math.DS",
      "math.MP",
      "math.OA",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2018-05-15T23:12:25Z",
    "title_canon_sha256": "8563c96f2bb365d6de9dab8e03697328fa7458165fcc9ba7bd34e3320b26d837"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06063",
    "kind": "arxiv",
    "version": 1
  }
}