Pith Number

pith:2OLBL55H

pith:2017:2OLBL55HFLKN4AZK4HSVDBPFA7

not attested not anchored not stored refs pending

A uniqueness theorem for the Nica-Toeplitz algebra of a compactly aligned product system

James Fletcher

arxiv:1705.00775 v2 · 2017-05-02 · 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{2OLBL55HFLKN4AZK4HSVDBPFA7}

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	2026-05-18T00:31:19.600140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d39615f7a72ad4de032ae1e55185e507d010b1ff73339dd2c9944bb4daf06f48

Aliases

arxiv: 1705.00775 · arxiv_version: 1705.00775v2 · doi: 10.48550/arxiv.1705.00775 · pith_short_12: 2OLBL55HFLKN · pith_short_16: 2OLBL55HFLKN4AZK · pith_short_8: 2OLBL55H

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/2OLBL55HFLKN4AZK4HSVDBPFA7 \
  | 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: d39615f7a72ad4de032ae1e55185e507d010b1ff73339dd2c9944bb4daf06f48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8653d5d297a0d47eabd16e810254a6be354805cfa65f9822b1716b227b8023d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2017-05-02T02:49:46Z",
    "title_canon_sha256": "d2e8a2336e7d8280f249b49cb23730eae34b3671452fb711385e62987e0030cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00775",
    "kind": "arxiv",
    "version": 2
  }
}