Pith Number

pith:UU33IFTY

pith:2021:UU33IFTYUEWVN3TTEOYB64HVG7

not attested not anchored not stored refs pending

Estimating Expected Calibration Errors

Antoine Bonnefoy, Nicolas Posocco

arxiv:2109.03480 v1 · 2021-09-08 · 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{UU33IFTYUEWVN3TTEOYB64HVG7}

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	2026-07-05T03:12:31.594363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a537b41678a12d56ee7323b01f70f537f2bfa45724cb46cef9bff8667cb8470a

Aliases

arxiv: 2109.03480 · arxiv_version: 2109.03480v1 · doi: 10.48550/arxiv.2109.03480 · pith_short_12: UU33IFTYUEWV · pith_short_16: UU33IFTYUEWVN3TT · pith_short_8: UU33IFTY

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/UU33IFTYUEWVN3TTEOYB64HVG7 \
  | 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: a537b41678a12d56ee7323b01f70f537f2bfa45724cb46cef9bff8667cb8470a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34df0caaf3b29f01a877de614d1b91150d97d6e4ceaaba94f25d6e0ceca9557d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-09-08T08:00:23Z",
    "title_canon_sha256": "0d87d840203c0f2554f22c018c0dfcb24c790fd9579a094fe4e56e2f4ec9cf79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.03480",
    "kind": "arxiv",
    "version": 1
  }
}