Pith Number

pith:VLDJF3BX

pith:2018:VLDJF3BXESKUXQQWKNTYYZ7PZT

not attested not anchored not stored refs pending

Characterizing machine learning process: A maturity framework

Anbang Xu, Jalal Mahmud, John Schumacher, Pritam Gundecha, Rama Akkiraju, Vibha Sinha, Xiaotong Liu, Zhe Liu

arxiv:1811.04871 v1 · 2018-11-12 · cs.LG · 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{VLDJF3BXESKUXQQWKNTYYZ7PZT}

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	2026-05-18T00:01:02.218612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aac692ec3724954bc21653678c67efcccaa9548f88bb401da446a67ff8d94f55

Aliases

arxiv: 1811.04871 · arxiv_version: 1811.04871v1 · doi: 10.48550/arxiv.1811.04871 · pith_short_12: VLDJF3BXESKU · pith_short_16: VLDJF3BXESKUXQQW · pith_short_8: VLDJF3BX

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/VLDJF3BXESKUXQQWKNTYYZ7PZT \
  | 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: aac692ec3724954bc21653678c67efcccaa9548f88bb401da446a67ff8d94f55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53aa180716ab1522c209299e02af562c5fe221ea8d1ff9b772b3600dcf83b731",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-12T17:32:24Z",
    "title_canon_sha256": "e5b140800bc707e6f3f672ac7dcf5dfc2a73834fed3f106556ead94721f37486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04871",
    "kind": "arxiv",
    "version": 1
  }
}