Pith Number

pith:3R2L36YS

pith:2019:3R2L36YS57SVFJJPGYMUISP7NO

not attested not anchored not stored refs pending

Reproducible Research is more than Publishing Research Artefacts: A Systematic Analysis of Jupyter Notebooks from Research Articles

Frank Kr\"uger, Max Schr\"oder, Sascha Spors

arxiv:1905.00092 v1 · 2019-04-08 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3R2L36YS57SVFJJPGYMUISP7NO}

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	2026-05-17T23:47:15.228433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc74bdfb12efe552a52f36194449ff6b82c76c20ba7b503065da875a03347726

Aliases

arxiv: 1905.00092 · arxiv_version: 1905.00092v1 · doi: 10.48550/arxiv.1905.00092 · pith_short_12: 3R2L36YS57SV · pith_short_16: 3R2L36YS57SVFJJP · pith_short_8: 3R2L36YS

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/3R2L36YS57SVFJJPGYMUISP7NO \
  | 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: dc74bdfb12efe552a52f36194449ff6b82c76c20ba7b503065da875a03347726

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "187369df682498cfa6c4f5a1c48471ddf65d29a1ef94955679d575cdfc3fcb47",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-04-08T08:54:48Z",
    "title_canon_sha256": "5e11c2596859846e119c5b4d25758c38c424424b43a37a78a9a181715c017aa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00092",
    "kind": "arxiv",
    "version": 1
  }
}