Pith Number

pith:AJ3W4QYU

pith:2025:AJ3W4QYUY75QGDHFEJT37IVKTF

not attested not anchored not stored refs pending

Mutual compatibility/incompatibility of quasi-Hermitian quantum observables

Miloslav Znojil

arxiv:2505.00791 v1 · 2025-05-01 · math-ph · math.FA · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AJ3W4QYUY75QGDHFEJT37IVKTF}

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	2026-07-05T11:00:44.467471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02776e4314c7fb030ce52267bfa2aa9976e7e58939f4571b13141238911a64f7

Aliases

arxiv: 2505.00791 · arxiv_version: 2505.00791v1 · doi: 10.48550/arxiv.2505.00791 · pith_short_12: AJ3W4QYUY75Q · pith_short_16: AJ3W4QYUY75QGDHF · pith_short_8: AJ3W4QYU

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/AJ3W4QYUY75QGDHFEJT37IVKTF \
  | 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: 02776e4314c7fb030ce52267bfa2aa9976e7e58939f4571b13141238911a64f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88b78c6dc04884e43ab3c98969467c54e49e45d73e12fe1f673b4eac6256bc59",
    "cross_cats_sorted": [
      "math.FA",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2025-05-01T18:41:27Z",
    "title_canon_sha256": "7502de48a4bfe98f79061f0e02db4a3e73c79adc379fbe6fe2d5a03cda97fb47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.00791",
    "kind": "arxiv",
    "version": 1
  }
}