Pith Number

pith:GB4IBPLQ

pith:2011:GB4IBPLQKGRIMV5OUU26RKFTCU

not attested not anchored not stored refs pending

New Topological C-Algebras with Applications in Linear Systems Theory

Daniel Alpay, Guy Salomon

arxiv:1106.5746 v2 · 2011-06-28 · 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{GB4IBPLQKGRIMV5OUU26RKFTCU}

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	2026-05-18T03:45:21.263838Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

307880bd7051a28657aea535e8a8b3150052bd0c8272e1dc9e7e573591bc0384

Aliases

arxiv: 1106.5746 · arxiv_version: 1106.5746v2 · doi: 10.48550/arxiv.1106.5746 · pith_short_12: GB4IBPLQKGRI · pith_short_16: GB4IBPLQKGRIMV5O · pith_short_8: GB4IBPLQ

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/GB4IBPLQKGRIMV5OUU26RKFTCU \
  | 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: 307880bd7051a28657aea535e8a8b3150052bd0c8272e1dc9e7e573591bc0384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb602e8eab2bf9c3bdc750656ad4ff8c36d13d77b9e2a54577c0d73b42dd2c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2011-06-28T18:03:47Z",
    "title_canon_sha256": "ad968eed2a9c272215121a656e0bb2ca94c5721f88c372c7979b63e46ccdf71d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5746",
    "kind": "arxiv",
    "version": 2
  }
}