Pith Number

pith:25ECPWZD

pith:2018:25ECPWZDLK3UKWA2CF23X767DN

not attested not anchored not stored refs pending

MARVIN: An Open Machine Learning Corpus and Environment for Automated Machine Learning Primitive Annotation and Execution

Brian Wilson, Chris A. Mattmann, Sujen Shah

arxiv:1808.03753 v1 · 2018-08-11 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{25ECPWZDLK3UKWA2CF23X767DN}

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	2026-05-18T00:08:19.819466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d74827db235ab745581a1175bbffdf1b4db1490af92f2c8493088fa9c135c08d

Aliases

arxiv: 1808.03753 · arxiv_version: 1808.03753v1 · doi: 10.48550/arxiv.1808.03753 · pith_short_12: 25ECPWZDLK3U · pith_short_16: 25ECPWZDLK3UKWA2 · pith_short_8: 25ECPWZD

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/25ECPWZDLK3UKWA2CF23X767DN \
  | 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: d74827db235ab745581a1175bbffdf1b4db1490af92f2c8493088fa9c135c08d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dadee5371b6659218bb0c019dc21a2277d98e49ca9f5246e119a5828688b4ba",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-08-11T05:05:26Z",
    "title_canon_sha256": "cb742cb39bbfd732122b291c789152873f29122f9153deb43d345394bc42d164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03753",
    "kind": "arxiv",
    "version": 1
  }
}