Pith Number

pith:C644EINY

pith:2019:C644EINY27TKWRN6TVGNEPMYLS

not attested not anchored not stored refs pending

Meta-Learning PAC-Bayes Priors in Model Averaging

Liang Li, Weiran Huang, Yimin Huang, Zhenguo Li

arxiv:1912.11252 v3 · 2019-12-24 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C644EINY27TKWRN6TVGNEPMYLS}

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	2026-07-05T05:35:40.300220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17b9c221b8d7e6ab45be9d4cd23d985cb2a6d16e35fa7d1021a388c3a4ba70fa

Aliases

arxiv: 1912.11252 · arxiv_version: 1912.11252v3 · doi: 10.48550/arxiv.1912.11252 · pith_short_12: C644EINY27TK · pith_short_16: C644EINY27TKWRN6 · pith_short_8: C644EINY

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/C644EINY27TKWRN6TVGNEPMYLS \
  | 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: 17b9c221b8d7e6ab45be9d4cd23d985cb2a6d16e35fa7d1021a388c3a4ba70fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65cf4319ff428d4bcd8dfee9a405fca514380927880cf97b5bf728b6d929e71a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-12-24T08:55:16Z",
    "title_canon_sha256": "70e083c03fa99960cc67d1f7e9e48a89cb11b6d980d8056e72f22ebffe2e4ab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.11252",
    "kind": "arxiv",
    "version": 3
  }
}