Pith Number

pith:KRWDGP5Q

pith:2022:KRWDGP5QZQ54BJBHLRITKLOF4G

not attested not anchored not stored refs pending

Well-posedness and observability of Sturm-Liouville systems on a class of Hilbert spaces

Anthony Hastir, Joseph J. Winkin, Judica\"el Mohet

arxiv:2207.09802 v2 · 2022-07-20 · 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{KRWDGP5QZQ54BJBHLRITKLOF4G}

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	2026-07-05T04:54:04.159160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

546c333fb0cc3bc0a4275c51352dc5e196827fe6b8be1ca71e85961d2d3d1ec2

Aliases

arxiv: 2207.09802 · arxiv_version: 2207.09802v2 · doi: 10.48550/arxiv.2207.09802 · pith_short_12: KRWDGP5QZQ54 · pith_short_16: KRWDGP5QZQ54BJBH · pith_short_8: KRWDGP5Q

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/KRWDGP5QZQ54BJBHLRITKLOF4G \
  | 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: 546c333fb0cc3bc0a4275c51352dc5e196827fe6b8be1ca71e85961d2d3d1ec2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66821636e20754792b04128ff85084684e0e685090d09c1414e3805318e54819",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2022-07-20T10:32:21Z",
    "title_canon_sha256": "d932433afdd0f1acb7f6ea44de851fb60a512a02af3979907963b096dc71a0d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.09802",
    "kind": "arxiv",
    "version": 2
  }
}