Pith Number

pith:C4N5GI43

pith:2019:C4N5GI43SHAXQJECCWD4XWIL55

not attested not anchored not stored refs pending

Solvability of an Operator Riccati Integral Equation in a Reflexive Banach Space

Nikita Artamonov

arxiv:1906.08579 v2 · 2019-06-20 · math.OC · math.AP · 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{C4N5GI43SHAXQJECCWD4XWIL55}

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	2026-05-17T23:42:47.935144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

171bd3239b91c17824821587cbd90bef5326ad80f771eba69f912acd8e2dc44c

Aliases

arxiv: 1906.08579 · arxiv_version: 1906.08579v2 · doi: 10.48550/arxiv.1906.08579 · pith_short_12: C4N5GI43SHAX · pith_short_16: C4N5GI43SHAXQJEC · pith_short_8: C4N5GI43

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/C4N5GI43SHAXQJECCWD4XWIL55 \
  | 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: 171bd3239b91c17824821587cbd90bef5326ad80f771eba69f912acd8e2dc44c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe2d202f5b3d553fd44b212b13f8248b2c356bfabf5d89d64f9a248c3753d2aa",
    "cross_cats_sorted": [
      "math.AP",
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-06-20T12:39:07Z",
    "title_canon_sha256": "3c648ca6d196620faa8764303ae70e31d33674604eb8f80e74fe0b837b172930"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08579",
    "kind": "arxiv",
    "version": 2
  }
}