Pith Number

pith:5K5FLI4P

pith:2026:5K5FLI4P2ZNFEJZ526HA3HW54C

not attested not anchored not stored refs pending

Hierarchies of Calibration: Classification meets Regression

Johannes Resin, Lu Yang, Tilmann Gneiting

arxiv:2606.03245 v1 · 2026-06-02 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5K5FLI4P2ZNFEJZ526HA3HW54C}

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	2026-06-03T01:05:36.097718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaba55a38fd65a52273dd78e0d9edde0b3689cc8b3d2bd203f6148e2a00b4136

Aliases

arxiv: 2606.03245 · arxiv_version: 2606.03245v1 · doi: 10.48550/arxiv.2606.03245 · pith_short_12: 5K5FLI4P2ZNF · pith_short_16: 5K5FLI4P2ZNFEJZ5 · pith_short_8: 5K5FLI4P

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/5K5FLI4P2ZNFEJZ526HA3HW54C \
  | 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: eaba55a38fd65a52273dd78e0d9edde0b3689cc8b3d2bd203f6148e2a00b4136

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba55ef5673ec3ecfee648d2eb99b82840c78b81ab4efc597c9145ddbc451565e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-06-02T07:05:20Z",
    "title_canon_sha256": "e57f02f2159909e716b59d44276607df64623a01a9d922f6f6130d0cf5b3a511"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.03245",
    "kind": "arxiv",
    "version": 1
  }
}