Pith Number

pith:7IYYSZ4P

pith:2018:7IYYSZ4P75RCPXWXYK2A7TRDPR

not attested not anchored not stored refs pending

Predicting the Programming Language of Questions and Snippets of StackOverflow Using Natural Language Processing

Daniel M. German, Dhanush Dharmaretnam, Kamel Alreshedy, T. Aaron Gulliver, Venkatesh Srinivasan

arxiv:1809.07954 v1 · 2018-09-21 · cs.SE · 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{7IYYSZ4P75RCPXWXYK2A7TRDPR}

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	2026-05-18T00:05:10.770904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa3189678fff6227ded7c2b40fce237c6982e05ede5f4023c97a6931b15d6e3c

Aliases

arxiv: 1809.07954 · arxiv_version: 1809.07954v1 · doi: 10.48550/arxiv.1809.07954 · pith_short_12: 7IYYSZ4P75RC · pith_short_16: 7IYYSZ4P75RCPXWX · pith_short_8: 7IYYSZ4P

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/7IYYSZ4P75RCPXWXYK2A7TRDPR \
  | 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: fa3189678fff6227ded7c2b40fce237c6982e05ede5f4023c97a6931b15d6e3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a6f25b3463598469462ce2590251bd862d1b490ac19ce5d7e94fd78800380dd",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-09-21T06:02:25Z",
    "title_canon_sha256": "2cafe0ed316f4d943d233f414f3fd3a6143f9429e0df17c63e1c6f14161e09f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07954",
    "kind": "arxiv",
    "version": 1
  }
}