Pith Number

pith:GMIHC7NO

pith:2014:GMIHC7NOLJVZLKZ4F4E6JLETHK

not attested not anchored not stored refs pending

Spectral properties of compact normal quaternionic operators

Alessandro Perotti, Riccardo Ghiloni, Valter Moretti

arxiv:1402.2935 v1 · 2014-02-12 · math.FA · math-ph · math.CV · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMIHC7NOLJVZLKZ4F4E6JLETHK}

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	2026-05-18T02:59:08.160186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3310717dae5a6b95ab3c2f09e4ac933a9b7a20f28bfc3be931e2fb317be3887f

Aliases

arxiv: 1402.2935 · arxiv_version: 1402.2935v1 · doi: 10.48550/arxiv.1402.2935 · pith_short_12: GMIHC7NOLJVZ · pith_short_16: GMIHC7NOLJVZLKZ4 · pith_short_8: GMIHC7NO

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/GMIHC7NOLJVZLKZ4F4E6JLETHK \
  | 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: 3310717dae5a6b95ab3c2f09e4ac933a9b7a20f28bfc3be931e2fb317be3887f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43dad54f7fe43cc7a1ac2e40c3e663129d263c3f8b87b6984a89b2444955cdd7",
    "cross_cats_sorted": [
      "math-ph",
      "math.CV",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-02-12T19:12:32Z",
    "title_canon_sha256": "f82e6d14e999b0804da1525c63bc1b3637c5c535445f56fe0af88d1d1f1b871d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2935",
    "kind": "arxiv",
    "version": 1
  }
}