Pith Number

pith:72NHB3OA

pith:2025:72NHB3OA26Q6XIDYTHQLLOWDOJ

not attested not anchored not stored refs pending

Method Names in Jupyter Notebooks: An Exploratory Study

Anthony Peruma, Bonita Sharif, Carol Wong, Gunnar Larsen, Rocky Huang

arxiv:2504.20330 v1 · 2025-04-29 · 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{72NHB3OA26Q6XIDYTHQLLOWDOJ}

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	2026-07-05T10:55:40.875290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe9a70edc0d7a1eba07899e0b5bac3725ca641edc1628e048b360090defb5521

Aliases

arxiv: 2504.20330 · arxiv_version: 2504.20330v1 · doi: 10.48550/arxiv.2504.20330 · pith_short_12: 72NHB3OA26Q6 · pith_short_16: 72NHB3OA26Q6XIDY · pith_short_8: 72NHB3OA

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/72NHB3OA26Q6XIDYTHQLLOWDOJ \
  | 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: fe9a70edc0d7a1eba07899e0b5bac3725ca641edc1628e048b360090defb5521

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05dde18458d07569a8daed9ce19343b6a483a8900a2b04febf84a6a92bd05b21",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-04-29T00:38:56Z",
    "title_canon_sha256": "4ccb2045dc01b2d70e4e2dd120d224fdf70de4f1db26c58f799726f552d205dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20330",
    "kind": "arxiv",
    "version": 1
  }
}