Pith Number

pith:RBFSSCQZ

pith:2025:RBFSSCQZZMZINSX5J6V723ZADN

not attested not anchored not stored refs pending

Formal Bayesian Transfer Learning via the Total Risk Prior

Ali Arab, Lisa O. Singh, Nathan Wycoff

arxiv:2507.23768 v1 · 2025-07-31 · stat.ML · 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{RBFSSCQZZMZINSX5J6V723ZADN}

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	2026-07-05T11:46:30.644426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

884b290a19cb3286cafd4fabfd6f201b50bf0d5725731c3d1c13b3791103348d

Aliases

arxiv: 2507.23768 · arxiv_version: 2507.23768v1 · doi: 10.48550/arxiv.2507.23768 · pith_short_12: RBFSSCQZZMZI · pith_short_16: RBFSSCQZZMZINSX5 · pith_short_8: RBFSSCQZ

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/RBFSSCQZZMZINSX5J6V723ZADN \
  | 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: 884b290a19cb3286cafd4fabfd6f201b50bf0d5725731c3d1c13b3791103348d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a7bbf701e2d56bade1f744d03e9e1c28c5901bc6d1c765a5e2583a44eb9b26",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2025-07-31T17:55:16Z",
    "title_canon_sha256": "5c13fc3e5422c07c305fbc7df36d4f86ad606925ede11d43b18b09e91a263938"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.23768",
    "kind": "arxiv",
    "version": 1
  }
}