Pith Number

pith:MJWVQ7PS

pith:2019:MJWVQ7PS4LZ7DIMYAMISP24IOD

not attested not anchored not stored refs pending

The Maslov and Morse Indices for Sturm-Liouville Systems on the Half-Line

Alim Sukhtayev, Peter Howard

arxiv:1903.07583 v1 · 2019-03-18 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MJWVQ7PS4LZ7DIMYAMISP24IOD}

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	2026-05-17T23:51:00.942939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

626d587df2e2f3f1a198031127eb8870dd213db4a6a4b18e59853fd68b4a2eaf

Aliases

arxiv: 1903.07583 · arxiv_version: 1903.07583v1 · doi: 10.48550/arxiv.1903.07583 · pith_short_12: MJWVQ7PS4LZ7 · pith_short_16: MJWVQ7PS4LZ7DIMY · pith_short_8: MJWVQ7PS

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/MJWVQ7PS4LZ7DIMYAMISP24IOD \
  | 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: 626d587df2e2f3f1a198031127eb8870dd213db4a6a4b18e59853fd68b4a2eaf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f6c8e3f282af879c94979e89cc2edaa17afe58b171bdbd6e3b9417152ee99a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2019-03-18T17:26:44Z",
    "title_canon_sha256": "13aa056e4cd34e21a2f88e6ed81a74b1220517683c055a80831b9c26911bf6ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07583",
    "kind": "arxiv",
    "version": 1
  }
}