Pith Number

pith:OAGQQAZT

pith:2022:OAGQQAZTKMXXNEXZLFPGM5D3VE

not attested not anchored not stored refs pending

A Large-Scale Comparison of Python Code in Jupyter Notebooks and Scripts

Konstantin Grotov, Sergey Titov, Timofey Bryksin, Vladimir Sotnikov, Yaroslav Golubev

arxiv:2203.16718 v1 · 2022-03-30 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OAGQQAZTKMXXNEXZLFPGM5D3VE}

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	2026-07-05T04:10:15.447638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

700d080333532f7692f9595e66747ba919d84c083da38e7378ab26e8d9465acb

Aliases

arxiv: 2203.16718 · arxiv_version: 2203.16718v1 · doi: 10.48550/arxiv.2203.16718 · pith_short_12: OAGQQAZTKMXX · pith_short_16: OAGQQAZTKMXXNEXZ · pith_short_8: OAGQQAZT

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/OAGQQAZTKMXXNEXZLFPGM5D3VE \
  | 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: 700d080333532f7692f9595e66747ba919d84c083da38e7378ab26e8d9465acb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a20abc3ddf20698999aed695d74911bb5bbf53a32727ccf3f372125f514060b6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2022-03-30T23:59:23Z",
    "title_canon_sha256": "81b8468536039546aa96e686afe17817f9f0ab4ead36262ed52d41e83adbbfb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.16718",
    "kind": "arxiv",
    "version": 1
  }
}