Pith Number

pith:PC5HWLBV

pith:2019:PC5HWLBV32RPJASDDGVPFJJ76H

not attested not anchored not stored refs pending

Declarative Recursive Computation on an RDBMS, or, Why You Should Use a Database For Distributed Machine Learning

Binhang Yuan, Chris Jermaine, Dimitrije Jankov, Jia Zou, Shangyu Luo, Zekai J. Gao, Zhuhua Cai

arxiv:1904.11121 v1 · 2019-04-25 · cs.DB · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PC5HWLBV32RPJASDDGVPFJJ76H}

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	2026-05-17T23:47:45.738282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78ba7b2c35dea2f4824319aaf2a53ff1ef9e88a6ec72692a7492cba691ca3744

Aliases

arxiv: 1904.11121 · arxiv_version: 1904.11121v1 · doi: 10.48550/arxiv.1904.11121 · pith_short_12: PC5HWLBV32RP · pith_short_16: PC5HWLBV32RPJASD · pith_short_8: PC5HWLBV

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/PC5HWLBV32RPJASDDGVPFJJ76H \
  | 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: 78ba7b2c35dea2f4824319aaf2a53ff1ef9e88a6ec72692a7492cba691ca3744

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba9123196f83542cfc884de79055d89f011b64906c68a0599a20e79b6d55a343",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2019-04-25T01:50:52Z",
    "title_canon_sha256": "68a186b88a5e38e8216e33adefab2877445d0b094f589525fa75c185de66cf70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11121",
    "kind": "arxiv",
    "version": 1
  }
}