Pith Number

pith:HY2LBPEV

pith:2017:HY2LBPEVJSTXQJRROL55L55Z6V

not attested not anchored not stored refs pending

Eigenvalue Dynamics of a PT-symmetric Sturm-Liouville Operator. Criteria of the Similarity to a Self-adjoint or Normal Operator

A. A. Shkalikov, S. N. Tumanov

arxiv:1707.08210 v1 · 2017-07-25 · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HY2LBPEVJSTXQJRROL55L55Z6V}

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	2026-05-18T00:39:24.941854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e34b0bc954ca778263172fbd5f7b9f5536473681d685fe4437efd0fcbaf59e1

Aliases

arxiv: 1707.08210 · arxiv_version: 1707.08210v1 · doi: 10.48550/arxiv.1707.08210 · pith_short_12: HY2LBPEVJSTX · pith_short_16: HY2LBPEVJSTXQJRR · pith_short_8: HY2LBPEV

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/HY2LBPEVJSTXQJRROL55L55Z6V \
  | 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: 3e34b0bc954ca778263172fbd5f7b9f5536473681d685fe4437efd0fcbaf59e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab5378473da4fdfd82c56a0e0b68f7af9267e8f4fe1b06e11c43403e67e449f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2017-07-25T20:33:45Z",
    "title_canon_sha256": "186fc1745f3ca1d98e0971eb61b176ae4d7d261f005f9393c6ea95934abe83c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08210",
    "kind": "arxiv",
    "version": 1
  }
}