Pith Number

pith:Y2DJ3PXH

pith:2018:Y2DJ3PXHTEYNF6CAUB4N2KJKH3

not attested not anchored not stored refs pending

Variational Calibration of Computer Models

Maurizio Filippone, S\'ebastien Marmin

arxiv:1810.12177 v1 · 2018-10-29 · stat.ML · cs.LG · stat.AP · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y2DJ3PXHTEYNF6CAUB4N2KJKH3}

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	2026-05-18T00:02:04.019074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6869dbee79930d2f840a078dd292a3ef390c3ad52aecb57658f919849814a52

Aliases

arxiv: 1810.12177 · arxiv_version: 1810.12177v1 · doi: 10.48550/arxiv.1810.12177 · pith_short_12: Y2DJ3PXHTEYN · pith_short_16: Y2DJ3PXHTEYNF6CA · pith_short_8: Y2DJ3PXH

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/Y2DJ3PXHTEYNF6CAUB4N2KJKH3 \
  | 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: c6869dbee79930d2f840a078dd292a3ef390c3ad52aecb57658f919849814a52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06719dd3a5804aae8cf00afb136afedd0827026e79197095b5849486f8dca502",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-10-29T15:07:07Z",
    "title_canon_sha256": "c813136489e950ec4ec73b8e7a23b91319f9d9f48c4962550a208ea9ee5731e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12177",
    "kind": "arxiv",
    "version": 1
  }
}