Pith Number

pith:Y7XEFXWD

pith:2026:Y7XEFXWDA4A27CSBWLXHNE5VOU

not attested not anchored not stored refs pending

How fine a change can moments see? A scale law for detecting distribution shift, with a kernel calibration rule

Adel Kaleche

arxiv:2608.01268 v1 · 2026-08-02 · 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{Y7XEFXWDA4A27CSBWLXHNE5VOU}

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	2026-08-04T02:02:40.407044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7ee42dec30701af8a41b2ee7693b575379320f397b5e6a2ceb1ef7b4d7a363c

Aliases

arxiv: 2608.01268 · arxiv_version: 2608.01268v1 · doi: 10.48550/arxiv.2608.01268 · pith_short_12: Y7XEFXWDA4A2 · pith_short_16: Y7XEFXWDA4A27CSB · pith_short_8: Y7XEFXWD

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/Y7XEFXWDA4A27CSBWLXHNE5VOU \
  | 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: c7ee42dec30701af8a41b2ee7693b575379320f397b5e6a2ceb1ef7b4d7a363c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "438f5e0e5444e509fe799c92a175e9338cba024c23c653759ebf8b4b23d67185",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-08-02T14:21:58Z",
    "title_canon_sha256": "20fcf80c8176ab951d494c78f7a440eaab0da8cfe08be5dea7ece640b129b977"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01268",
    "kind": "arxiv",
    "version": 1
  }
}