Pith Number

pith:IOT4M5SZ

pith:2017:IOT4M5SZI5FW27EP4C6OMHRUA7

not attested not anchored not stored refs pending

Positive Herz-Schur multipliers and approximation properties of crossed products

Adam Skalski, Andrew McKee, Ivan G. Todorov, Lyudmila Turowska

arxiv:1705.03300 v2 · 2017-05-09 · 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{IOT4M5SZI5FW27EP4C6OMHRUA7}

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	2026-05-18T00:01:00.689716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43a7c67659474b6d7c8fe0bce61e3407c3362b501b4a2658887ecf8e9923407e

Aliases

arxiv: 1705.03300 · arxiv_version: 1705.03300v2 · doi: 10.48550/arxiv.1705.03300 · pith_short_12: IOT4M5SZI5FW · pith_short_16: IOT4M5SZI5FW27EP · pith_short_8: IOT4M5SZ

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/IOT4M5SZI5FW27EP4C6OMHRUA7 \
  | 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: 43a7c67659474b6d7c8fe0bce61e3407c3362b501b4a2658887ecf8e9923407e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aba221a50ff35c16db8d9e6fcd06334628896fc1774b4877468aa133763bbfc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2017-05-09T13:01:55Z",
    "title_canon_sha256": "a01fb3d200e8ee1d64c7bf3c16820f7066da5a8d3cf5cf89a9e6027358152731"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03300",
    "kind": "arxiv",
    "version": 2
  }
}