Pith Number

pith:MVPZUGP3

pith:2020:MVPZUGP3G77NUUJWKDALXOQCVZ

not attested not anchored not stored refs pending

The Collection Virtual Machine: An Abstraction for Multi-Frontend Multi-Backend Data Analysis

(2) Oracle Labs, (3) Databricks), Department of Computer Science, Dimitrios Koutsoukos (1), ETH Zurich, Gustavo Alonso (1) ((1) Systems Group, Ingo M\"uller (1), Mike Wawrzoniak (1), Renato Marroqu\'in (2), Sabir Akhadov (3)

arxiv:2004.01908 v2 · 2020-04-04 · cs.DB · cs.DC · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MVPZUGP3G77NUUJWKDALXOQCVZ}

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	2026-07-05T00:54:05.007781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

655f9a19fb37feda513650c0bbba02ae56eff0d9bc608064daa0ccc0f1707cd2

Aliases

arxiv: 2004.01908 · arxiv_version: 2004.01908v2 · doi: 10.48550/arxiv.2004.01908 · pith_short_12: MVPZUGP3G77N · pith_short_16: MVPZUGP3G77NUUJW · pith_short_8: MVPZUGP3

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/MVPZUGP3G77NUUJWKDALXOQCVZ \
  | 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: 655f9a19fb37feda513650c0bbba02ae56eff0d9bc608064daa0ccc0f1707cd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d849172a0baca0ccaf71a397376830dd6c837082950ec0ff704fd672b3ecacf",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2020-04-04T11:02:36Z",
    "title_canon_sha256": "41fd329fb2a9de3be4202c819fb7c0efa36bcf6a9502eeb506f6c79d65e340ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.01908",
    "kind": "arxiv",
    "version": 2
  }
}