Pith Number

pith:RJVN4HXW

pith:2025:RJVN4HXWTUPRKCSOC3GSSUD3VU

not attested not anchored not stored refs pending

Zerrow: True Zero-Copy Arrow Pipelines in Bauplan

Andrea Arpaci-Dusseau, Jacopo Tagliabue, Remzi Arpaci-Dusseau, Tyler R. Caraza-Harter, Yifan Dai

arxiv:2504.06151 v2 · 2025-04-08 · cs.OS · 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{RJVN4HXWTUPRKCSOC3GSSUD3VU}

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	2026-07-05T11:02:43.101645Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a6ade1ef69d1f150a4e16cd29507bad2cddd875f5d90462be220d6af6e3320b

Aliases

arxiv: 2504.06151 · arxiv_version: 2504.06151v2 · doi: 10.48550/arxiv.2504.06151 · pith_short_12: RJVN4HXWTUPR · pith_short_16: RJVN4HXWTUPRKCSO · pith_short_8: RJVN4HXW

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/RJVN4HXWTUPRKCSOC3GSSUD3VU \
  | 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: 8a6ade1ef69d1f150a4e16cd29507bad2cddd875f5d90462be220d6af6e3320b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4898f652d85e7468b248b4c8be4aeaa4893f54a283503f8ce1b52237c1f7b4cd",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OS",
    "submitted_at": "2025-04-08T15:46:52Z",
    "title_canon_sha256": "dfee49936b1cd5c154460aed68818562992a1b68588361d9083ccd1c9b0eb750"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.06151",
    "kind": "arxiv",
    "version": 2
  }
}