Pith Number

pith:3GBS4FPE

pith:2018:3GBS4FPEZRVALMDOUEBQXNPHCV

not attested not anchored not stored refs pending

Exploiting Capacity of Sewer System Using Unsupervised Learning Algorithms Combined with Dimensionality Reduction

Duo Zhang, Geir Lindholm, Harsha Ratnaweera, Nicolas Martinez

arxiv:1811.03883 v1 · 2018-11-09 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3GBS4FPEZRVALMDOUEBQXNPHCV}

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	2026-05-18T00:01:11.713010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9832e15e4cc6a05b06ea1030bb5e71563f15a52559a726a8aa32e0bebeba79e

Aliases

arxiv: 1811.03883 · arxiv_version: 1811.03883v1 · doi: 10.48550/arxiv.1811.03883 · pith_short_12: 3GBS4FPEZRVA · pith_short_16: 3GBS4FPEZRVALMDO · pith_short_8: 3GBS4FPE

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/3GBS4FPEZRVALMDOUEBQXNPHCV \
  | 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: d9832e15e4cc6a05b06ea1030bb5e71563f15a52559a726a8aa32e0bebeba79e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2607507c936083a07b1f949502d4ffe3d8a3b941c8ff04d2d16a4ef2dcb8391",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-09T12:39:53Z",
    "title_canon_sha256": "0ac52624adbc01bc693a7e63d8241e56f7feb1a7caa5a88e4827e33b6922cc02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03883",
    "kind": "arxiv",
    "version": 1
  }
}