Pith Number

pith:WKWIHQS4

pith:2026:WKWIHQS4GOUDL5LZEHRCZ2A6EP

not attested not anchored not stored refs pending

Efficient Sequential Calibration with $O(T^{2/3-\epsilon})$ Error Bound

Zihan Zhang

arxiv:2607.12928 v1 · 2026-07-14 · 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{WKWIHQS4GOUDL5LZEHRCZ2A6EP}

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	2026-07-15T01:22:25.618653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2ac83c25c33a835f57921e22ce81e23e121860f4cfb024fa61c24ea4c2bf0c4

Aliases

arxiv: 2607.12928 · arxiv_version: 2607.12928v1 · doi: 10.48550/arxiv.2607.12928 · pith_short_12: WKWIHQS4GOUD · pith_short_16: WKWIHQS4GOUDL5LZ · pith_short_8: WKWIHQS4

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/WKWIHQS4GOUDL5LZEHRCZ2A6EP \
  | 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: b2ac83c25c33a835f57921e22ce81e23e121860f4cfb024fa61c24ea4c2bf0c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f81af645c67d089de27be00f05e130b4035ccf75830b2af9c1d65355309d48c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-14T16:00:29Z",
    "title_canon_sha256": "b70aee51eeedd802cd99194e373078a4845d302dc987ff1e13b1e14a04aaa3ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12928",
    "kind": "arxiv",
    "version": 1
  }
}