Pith Number

pith:H5QCX4I5

pith:2018:H5QCX4I53D3RAUNMQJVHIUBCB6

not attested not anchored not stored refs pending

On the C*-algebra of matrix-finite bounded operators

Vladimir Manuilov

arxiv:1807.11020 v2 · 2018-07-29 · math.OA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5QCX4I53D3RAUNMQJVHIUBCB6}

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	2026-05-18T00:07:48.971850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f602bf11dd8f71051ac826a7450220fa6e0a7014e11b32ea3995e9c9aa76a2e

Aliases

arxiv: 1807.11020 · arxiv_version: 1807.11020v2 · doi: 10.48550/arxiv.1807.11020 · pith_short_12: H5QCX4I53D3R · pith_short_16: H5QCX4I53D3RAUNM · pith_short_8: H5QCX4I5

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/H5QCX4I53D3RAUNMQJVHIUBCB6 \
  | 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: 3f602bf11dd8f71051ac826a7450220fa6e0a7014e11b32ea3995e9c9aa76a2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fcc7c81b7163a5de327baa699ab7dc6282c619c9a194cc1d15728dd39e31270",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2018-07-29T07:59:16Z",
    "title_canon_sha256": "ae34e62e69a509966b108922cd7dca0c5144f3371ecb0a81832618271b5bf3e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11020",
    "kind": "arxiv",
    "version": 2
  }
}