Pith Number

pith:45X346FN

pith:2026:45X346FNXEB2ZOJPDVWABIXZ74

not attested not anchored not stored refs pending

Overlapping Schwarz Preconditioners for Pose-Graph SLAM in Robotics

Oliver Rheinbach, Sebastian Zug, Stephan K\"ohler, Yue Xiang Tee

arxiv:2603.08975 v2 · 2026-03-09 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45X346FNXEB2ZOJPDVWABIXZ74}

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	2026-06-10T01:09:58.305117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e76fbe78adb903acb92f1d6c00a2f9ff12f4b7606c3a2bcd7dd1f9d9974b9636

Aliases

arxiv: 2603.08975 · arxiv_version: 2603.08975v2 · doi: 10.48550/arxiv.2603.08975 · pith_short_12: 45X346FNXEB2 · pith_short_16: 45X346FNXEB2ZOJP · pith_short_8: 45X346FN

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/45X346FNXEB2ZOJPDVWABIXZ74 \
  | 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: e76fbe78adb903acb92f1d6c00a2f9ff12f4b7606c3a2bcd7dd1f9d9974b9636

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df6aea8dbf91f6e2a2776eac1217ac8a52a6ad6740aee2d9447e431cd37b5c9b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-03-09T22:08:42Z",
    "title_canon_sha256": "6d128de4c32596dde3d93caf783da6b70efaeb37d5e74cfcb91333a75ed3d1c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.08975",
    "kind": "arxiv",
    "version": 2
  }
}