Pith Number

pith:W3WFMBFB

pith:2013:W3WFMBFBAPJ73IV7U67GXQVB3L

not attested not anchored not stored refs pending

On the Non-Self-adjoint Sturm-Liouville Operators in the Space of Vector-Functions

Fulya Seref, O. A. Veliev

arxiv:1306.1473 v1 · 2013-06-06 · 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{W3WFMBFBAPJ73IV7U67GXQVB3L}

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	2026-05-18T03:21:34.097259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6ec5604a103d3fda2bfa7be6bc2a1daef761a67c3b1085a380ee4f73c877b15

Aliases

arxiv: 1306.1473 · arxiv_version: 1306.1473v1 · doi: 10.48550/arxiv.1306.1473 · pith_short_12: W3WFMBFBAPJ7 · pith_short_16: W3WFMBFBAPJ73IV7 · pith_short_8: W3WFMBFB

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/W3WFMBFBAPJ73IV7U67GXQVB3L \
  | 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: b6ec5604a103d3fda2bfa7be6bc2a1daef761a67c3b1085a380ee4f73c877b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2a290adfae9849d422cdae835790863a9f8d7c622ac7b3015cdeda253069a08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2013-06-06T16:52:56Z",
    "title_canon_sha256": "85ca7b9eed2b4f8dc513a5458387ba4e9e534766bc5e63389c85308c96e8814c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1473",
    "kind": "arxiv",
    "version": 1
  }
}