Pith Number

pith:63I6FDT7

pith:2016:63I6FDT7LYIWXQBEUMCCOURZ45

not attested not anchored not stored refs pending

On the joint spectra of the two dimensional Lie algebra of operators in Hilbert spaces

Enrico Boasso

arxiv:1603.02856 v1 · 2016-03-09 · 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{63I6FDT7LYIWXQBEUMCCOURZ45}

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	2026-05-18T01:19:19.710192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6d1e28e7f5e116bc024a304275239e74a26add0b969c62dc1d658ec783c3491

Aliases

arxiv: 1603.02856 · arxiv_version: 1603.02856v1 · doi: 10.48550/arxiv.1603.02856 · pith_short_12: 63I6FDT7LYIW · pith_short_16: 63I6FDT7LYIWXQBE · pith_short_8: 63I6FDT7

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/63I6FDT7LYIWXQBEUMCCOURZ45 \
  | 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: f6d1e28e7f5e116bc024a304275239e74a26add0b969c62dc1d658ec783c3491

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a66b8e25f1d52f7d4a0cf168cf4812e5d9955e89784f38dbc90f5d993b5c657b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2016-03-09T11:47:40Z",
    "title_canon_sha256": "897c7378e9bc485322cbc26e840df8b546bc218d7f9c5fc9f7fc7080d36567ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02856",
    "kind": "arxiv",
    "version": 1
  }
}