Pith Number

pith:LNQC2RHE

pith:2007:LNQC2RHE7GVRLPKJUKLNE6T7HO

not attested not anchored not stored refs pending

Riesz bases of root vectors of indefinite Sturm-Liouville problems with eigenparameter dependent boundary conditions. II

Branko \'Curgus, Paul Binding

arxiv:0705.4157 v2 · 2007-05-29 · math.CA · 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{LNQC2RHE7GVRLPKJUKLNE6T7HO}

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	2026-05-18T03:54:04.659915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b602d44e4f9ab15bd49a296d27a7f3bbd85a84877672d0da397564f3104aa39

Aliases

arxiv: 0705.4157 · arxiv_version: 0705.4157v2 · doi: 10.48550/arxiv.0705.4157 · pith_short_12: LNQC2RHE7GVR · pith_short_16: LNQC2RHE7GVRLPKJ · pith_short_8: LNQC2RHE

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/LNQC2RHE7GVRLPKJUKLNE6T7HO \
  | 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: 5b602d44e4f9ab15bd49a296d27a7f3bbd85a84877672d0da397564f3104aa39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "900b17cb564c85800c6553f054481ad308479e5e95173ad929c25feacc2e5f37",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2007-05-29T08:19:51Z",
    "title_canon_sha256": "5d88fa5f6f5ee742689f59b582cf5297348e0384aca6b64ad0d5d52a1663085b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.4157",
    "kind": "arxiv",
    "version": 2
  }
}