Pith Number

pith:HN5UIUJ4

pith:2018:HN5UIUJ4O2ZRDY24CDO2NYB4K5

not attested not anchored not stored refs pending

From Monolith to Microservices: A Classification of Refactoring Approaches

Alfred Zimmermann, Jonas Fritzsch, Justus Bogner, Stefan Wagner

arxiv:1807.10059 v2 · 2018-07-26 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HN5UIUJ4O2ZRDY24CDO2NYB4K5}

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	2026-05-17T23:55:38.476576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b7b44513c76b311e35c10dda6e03c5759bb8bc848284ed033d853da92ffb991

Aliases

arxiv: 1807.10059 · arxiv_version: 1807.10059v2 · doi: 10.48550/arxiv.1807.10059 · pith_short_12: HN5UIUJ4O2ZR · pith_short_16: HN5UIUJ4O2ZRDY24 · pith_short_8: HN5UIUJ4

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/HN5UIUJ4O2ZRDY24CDO2NYB4K5 \
  | 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: 3b7b44513c76b311e35c10dda6e03c5759bb8bc848284ed033d853da92ffb991

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd8576aaab01fb72b92db313478458441b81ee6576754b6b72b6fe60458e9dcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-07-26T10:47:21Z",
    "title_canon_sha256": "29ed641dce6a9830bdf2cf6337118754353149672e37f484f619aa9724409650"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10059",
    "kind": "arxiv",
    "version": 2
  }
}