Pith Number

pith:6L3JUSZB

pith:2026:6L3JUSZBRJGC2I2N7YS52QNDDD

not attested not anchored not stored refs pending

Optimal Recalibration of an Online Predictor

Chutong Yang, Kevin Tian, Lunjia Hu

arxiv:2607.19689 v1 · 2026-07-22 · stat.ML · cs.DS · 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{6L3JUSZBRJGC2I2N7YS52QNDDD}

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	2026-07-23T00:24:03.951782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2f69a4b218a4c2d234dfe25dd41a318f0428f82513e19b48904c16df09b50d3

Aliases

arxiv: 2607.19689 · arxiv_version: 2607.19689v1 · doi: 10.48550/arxiv.2607.19689 · pith_short_12: 6L3JUSZBRJGC · pith_short_16: 6L3JUSZBRJGC2I2N · pith_short_8: 6L3JUSZB

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/6L3JUSZBRJGC2I2N7YS52QNDDD \
  | 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: f2f69a4b218a4c2d234dfe25dd41a318f0428f82513e19b48904c16df09b50d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b37b183a9d243c7151e06f788dfa6fa6d366629aed5b58780dc620e423968d3",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2026-07-22T02:36:03Z",
    "title_canon_sha256": "78223f5b4fd341c87764d2fa5c9c5792aa0273c62229f8970597b52821c3d592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19689",
    "kind": "arxiv",
    "version": 1
  }
}