Pith Number

pith:RX4FW2BH

pith:2023:RX4FW2BHOIPEH3CL5EQ2ZW2W2L

not attested not anchored not stored refs pending

Dias: Dynamic Rewriting of Pandas Code

Charith Mendis, Daniel Kang, Stefanos Baziotis

arxiv:2303.16146 v2 · 2023-03-28 · cs.DB · 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{RX4FW2BHOIPEH3CL5EQ2ZW2W2L}

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	2026-07-05T08:29:44.109105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8df85b6827721e43ec4be921acdb56d2e502bb80d36e0b6976041f7cd8578187

Aliases

arxiv: 2303.16146 · arxiv_version: 2303.16146v2 · doi: 10.48550/arxiv.2303.16146 · pith_short_12: RX4FW2BHOIPE · pith_short_16: RX4FW2BHOIPEH3CL · pith_short_8: RX4FW2BH

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/RX4FW2BHOIPEH3CL5EQ2ZW2W2L \
  | 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: 8df85b6827721e43ec4be921acdb56d2e502bb80d36e0b6976041f7cd8578187

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e3e28bd938b7764fc280b412347eab17db4a5080817a6e032a8d6f1c1ae4058",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2023-03-28T17:11:05Z",
    "title_canon_sha256": "0464f31f9b7fa95508221473b706884822a57e7ca90a733ea5e2fb97f39593d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.16146",
    "kind": "arxiv",
    "version": 2
  }
}