Pith Number

pith:UFXOSRY6

pith:2018:UFXOSRY6QWPNQT6ILOPK56MWAG

not attested not anchored not stored refs pending

Optimal Bayesian Transfer Learning

Alireza Karbalayghareh, Edward R. Dougherty, Xiaoning Qian

arxiv:1801.00857 v2 · 2018-01-02 · stat.ML · cs.CV · 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{UFXOSRY6QWPNQT6ILOPK56MWAG}

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	2026-05-18T00:13:21.647338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a16ee9471e859ed84fc85b9eaef99601b1b11ae5305818e4c5fe93a5132b96c8

Aliases

arxiv: 1801.00857 · arxiv_version: 1801.00857v2 · doi: 10.48550/arxiv.1801.00857 · pith_short_12: UFXOSRY6QWPN · pith_short_16: UFXOSRY6QWPNQT6I · pith_short_8: UFXOSRY6

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/UFXOSRY6QWPNQT6ILOPK56MWAG \
  | 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: a16ee9471e859ed84fc85b9eaef99601b1b11ae5305818e4c5fe93a5132b96c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71c76883e8df98d22d732a554343bbddf45e05d4dbd8e81520cda97e6cefef41",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-01-02T23:15:56Z",
    "title_canon_sha256": "a82bbc51710245da3b4bc042879eff684f0b9b731cce96c478f071560f3510b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00857",
    "kind": "arxiv",
    "version": 2
  }
}