Pith Number

pith:5ZUFBHPG

pith:2018:5ZUFBHPGQUYFAKJNWRHGFCYZNI

not attested not anchored not stored refs pending

SCC: Automatic Classification of Code Snippets

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

arxiv:1809.07945 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{5ZUFBHPGQUYFAKJNWRHGFCYZNI}

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	2026-05-18T00:05:10.808646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee68509de6853050292db44e628b196a36cd7510187abf9c75838b4aeb2b4a5c

Aliases

arxiv: 1809.07945 · arxiv_version: 1809.07945v1 · doi: 10.48550/arxiv.1809.07945 · pith_short_12: 5ZUFBHPGQUYF · pith_short_16: 5ZUFBHPGQUYFAKJN · pith_short_8: 5ZUFBHPG

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/5ZUFBHPGQUYFAKJNWRHGFCYZNI \
  | 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: ee68509de6853050292db44e628b196a36cd7510187abf9c75838b4aeb2b4a5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e0fd292705972720ff98a58288ddfec62386358c8de992b964f59a626170d37",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-09-21T04:50:40Z",
    "title_canon_sha256": "ea163d06836c43d6be152c98d0340b3ef008a57086f19f115bec4bd960303dc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07945",
    "kind": "arxiv",
    "version": 1
  }
}