Pith Number

pith:L2DPIVJR

pith:2023:L2DPIVJRA6FZ4WGSK62ISP4BP3

not attested not anchored not stored refs pending

NICHE: A Curated Dataset of Engineered Machine Learning Projects in Python

Camellia Lok, Constance Tan, David Lo, Ferdian Thung, Fiona Wee, Haodi Qi, Jack Phan, Qijin Tay, Ratnadira Widyasari, Sheng Qin Sim, Zhou Yang

arxiv:2303.06286 v1 · 2023-03-11 · 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{L2DPIVJRA6FZ4WGSK62ISP4BP3}

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	2026-07-05T05:50:16.808036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e86f45531078b9e58d257b4893f817eeb7714ebdae632ec2ce1f1765e7086eb

Aliases

arxiv: 2303.06286 · arxiv_version: 2303.06286v1 · doi: 10.48550/arxiv.2303.06286 · pith_short_12: L2DPIVJRA6FZ · pith_short_16: L2DPIVJRA6FZ4WGS · pith_short_8: L2DPIVJR

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/L2DPIVJRA6FZ4WGSK62ISP4BP3 \
  | 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: 5e86f45531078b9e58d257b4893f817eeb7714ebdae632ec2ce1f1765e7086eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1f7124d331fb5a75f47db88e03fd2989e198ab3b46d93bba4bc4baa5a0ce342",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2023-03-11T02:45:55Z",
    "title_canon_sha256": "d4998239696db94b5dae8a62f95528aa86fe3e288014f3714063ed5db5d879da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.06286",
    "kind": "arxiv",
    "version": 1
  }
}