Pith Number

pith:XSKUAPUG

pith:2026:XSKUAPUGRECO7PEN46DS2XJAWZ

not attested not anchored not stored refs pending

Industry Classification of GitHub Repositories Using the North American Industry Classification System (NAICS)

Alexander Quispe, Kevin Xu

arxiv:2607.06505 v1 · 2026-07-07 · cs.SE · cs.AI · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XSKUAPUGRECO7PEN46DS2XJAWZ}

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	2026-07-08T01:19:28.271003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc95403e868904efbc8de7872d5d20b66bee28fa74cf303c73727c6ea2e2d60e

Aliases

arxiv: 2607.06505 · arxiv_version: 2607.06505v1 · doi: 10.48550/arxiv.2607.06505 · pith_short_12: XSKUAPUGRECO · pith_short_16: XSKUAPUGRECO7PEN · pith_short_8: XSKUAPUG

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/XSKUAPUGRECO7PEN46DS2XJAWZ \
  | 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: bc95403e868904efbc8de7872d5d20b66bee28fa74cf303c73727c6ea2e2d60e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71f4b53f19b3ebf2e3432854ad4e585e786424ed1991a0aba924a1c11cf39427",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DB"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-07T17:06:32Z",
    "title_canon_sha256": "ee1f98b57f885a325e7548625168094e1424f02696dc90e7236666677fc20045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06505",
    "kind": "arxiv",
    "version": 1
  }
}