Pith Number

pith:M5C2IA2W

pith:2018:M5C2IA2WQJRPII5I7JCYXIAFZ6

not attested not anchored not stored refs pending

Cluster Lifecycle Analysis: Challenges, Techniques, and Framework

Donald Cowan, Ivens Portugal, Paulo Alencar

arxiv:1901.02704 v1 · 2018-12-21 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5C2IA2WQJRPII5I7JCYXIAFZ6}

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	2026-05-17T23:56:39.747688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6745a403568262f423a8fa458ba005cfb84ed60797c4d9c0a7d31a665d2ed25a

Aliases

arxiv: 1901.02704 · arxiv_version: 1901.02704v1 · doi: 10.48550/arxiv.1901.02704 · pith_short_12: M5C2IA2WQJRP · pith_short_16: M5C2IA2WQJRPII5I · pith_short_8: M5C2IA2W

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/M5C2IA2WQJRPII5I7JCYXIAFZ6 \
  | 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: 6745a403568262f423a8fa458ba005cfb84ed60797c4d9c0a7d31a665d2ed25a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9cc4e2002c704c1d8085a0aa9d393985af1c680719d93dd6f5a1fb7244d4fef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-12-21T11:37:23Z",
    "title_canon_sha256": "343e2e43260feda2894209c700cfe4525ba10f3c0680eafcfcf0b5c1d22607af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02704",
    "kind": "arxiv",
    "version": 1
  }
}