Pith Number

pith:EP4Q24AJ

pith:2017:EP4Q24AJZYENGWDHXC62NP7KRE

not attested not anchored not stored refs pending

On a property of norming constants of Sturm-Liouville problem

Tigran Harutunyan, Yuri Ashrafyan

arxiv:1705.06576 v1 · 2017-05-05 · math.SP · math-ph · 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{EP4Q24AJZYENGWDHXC62NP7KRE}

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	2026-05-18T00:44:14.384764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23f90d7009ce08d35867b8bda6bfea892c6d2cbcecf96450ec750bea51436f9d

Aliases

arxiv: 1705.06576 · arxiv_version: 1705.06576v1 · doi: 10.48550/arxiv.1705.06576 · pith_short_12: EP4Q24AJZYEN · pith_short_16: EP4Q24AJZYENGWDH · pith_short_8: EP4Q24AJ

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/EP4Q24AJZYENGWDHXC62NP7KRE \
  | 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: 23f90d7009ce08d35867b8bda6bfea892c6d2cbcecf96450ec750bea51436f9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d8d06ae1463bc7a41ff5f295c9b635aa42d167d21a739f5224e87e032d8c225",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2017-05-05T17:15:50Z",
    "title_canon_sha256": "9bc3d2cdbdf3f9db793c4c1216ffa32c7607418b1a3b2d007e2fdd80554ec77b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06576",
    "kind": "arxiv",
    "version": 1
  }
}