Pith Number

pith:OWSXZY5L

pith:2009:OWSXZY5LPINSCX4ZHOQEGVC2YG

not attested not anchored not stored refs pending

On Finding Predictors for Arbitrary Families of Processes

Daniil Ryabko (INRIA Futurs, LIFL)

arxiv:0912.4883 v1 · 2009-12-24 · cs.LG · cs.AI · cs.IT · math.IT · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWSXZY5LPINSCX4ZHOQEGVC2YG}

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	2026-05-18T04:00:27.172566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75a57ce3ab7a1b215f993ba043545ac1ae74b7ef07be42c50a2644750570e57b

Aliases

arxiv: 0912.4883 · arxiv_version: 0912.4883v1 · doi: 10.48550/arxiv.0912.4883 · pith_short_12: OWSXZY5LPINS · pith_short_16: OWSXZY5LPINSCX4Z · pith_short_8: OWSXZY5L

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/OWSXZY5LPINSCX4ZHOQEGVC2YG \
  | 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: 75a57ce3ab7a1b215f993ba043545ac1ae74b7ef07be42c50a2644750570e57b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c5bdc1156804ac366e38a7764c6459bed6f0eede18b8fa487b4ed2e8ba3ebab",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IT",
      "math.IT",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2009-12-24T15:29:32Z",
    "title_canon_sha256": "da6341697f4523aeae1eafb1f2f3de34ffa1dd17cbfd379ab881f2e1cb281238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.4883",
    "kind": "arxiv",
    "version": 1
  }
}