Pith Number

pith:2AO5CSBY

pith:2014:2AO5CSBYL4QJGOWJXKOHAH5QSE

not attested not anchored not stored refs pending

An eigenvalue inequality for Schr\"odinger operators with $\delta$ and $\delta'$-interactions supported on hypersurfaces

Jonathan Rohleder, Vladimir Lotoreichik

arxiv:1407.5539 v1 · 2014-07-21 · math.SP · math-ph · math.AP · 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{2AO5CSBYL4QJGOWJXKOHAH5QSE}

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	2026-05-18T02:47:13.826438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d01dd148385f20933ac9ba9c701fb091152fdcf1c21feb96ef640c315f1d005b

Aliases

arxiv: 1407.5539 · arxiv_version: 1407.5539v1 · doi: 10.48550/arxiv.1407.5539 · pith_short_12: 2AO5CSBYL4QJ · pith_short_16: 2AO5CSBYL4QJGOWJ · pith_short_8: 2AO5CSBY

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/2AO5CSBYL4QJGOWJXKOHAH5QSE \
  | 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: d01dd148385f20933ac9ba9c701fb091152fdcf1c21feb96ef640c315f1d005b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7cb58fb80cee1c6981f226e6bea62b349f844ca8c383e4ee1d45bc630a37a0b",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2014-07-21T15:48:35Z",
    "title_canon_sha256": "b54f92dd48817b99859aa0a7ee24625806752f821ebc30d7bb7f4f0886384fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5539",
    "kind": "arxiv",
    "version": 1
  }
}