Pith Number

pith:BJLVH6CF

pith:2012:BJLVH6CFLZBBZYDXFASIQZWBL5

not attested not anchored not stored refs pending

The MADlib Analytics Library or MAD Skills, the SQL

Aleksander Gorajek, Arun Kumar, Caleb Welton, Christopher R\'e, Daisy Zhe Wang, Eugene Fratkin, Florian Schoppmann, Joe Hellerstein, Kee Siong Ng, Kun Li, Xixuan Feng

arxiv:1208.4165 v1 · 2012-08-21 · 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{BJLVH6CFLZBBZYDXFASIQZWBL5}

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	2026-05-18T02:21:00.924890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a5753f8455e421ce07728248866c15f722886be83f0120a6a0bfd10f82748ba

Aliases

arxiv: 1208.4165 · arxiv_version: 1208.4165v1 · doi: 10.48550/arxiv.1208.4165 · pith_short_12: BJLVH6CFLZBB · pith_short_16: BJLVH6CFLZBBZYDX · pith_short_8: BJLVH6CF

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/BJLVH6CFLZBBZYDXFASIQZWBL5 \
  | 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: 0a5753f8455e421ce07728248866c15f722886be83f0120a6a0bfd10f82748ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4773d2b69605803c56cbf11f83198685a87b0ca4925a58f13a759c0a2141e47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2012-08-21T02:52:27Z",
    "title_canon_sha256": "87c0e1f4f3f8ccec98fe7d58261421462ff1658b2c82f3c55077f8f46ab86f9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4165",
    "kind": "arxiv",
    "version": 1
  }
}