Pith Number

pith:MBV7EDFB

pith:2014:MBV7EDFB43T2EL5CK3FROQFT2H

not attested not anchored not stored refs pending

Bayesian Multitask Learning with Latent Hierarchies

Hal Daume III

arxiv:1408.2032 v1 · 2014-08-09 · 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{MBV7EDFB43T2EL5CK3FROQFT2H}

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	2026-05-18T02:45:30.668393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

606bf20ca1e6e7a22fa256cb1740b3d1e1915db36958a2708c22f581a6e0c3cb

Aliases

arxiv: 1408.2032 · arxiv_version: 1408.2032v1 · doi: 10.48550/arxiv.1408.2032 · pith_short_12: MBV7EDFB43T2 · pith_short_16: MBV7EDFB43T2EL5C · pith_short_8: MBV7EDFB

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/MBV7EDFB43T2EL5CK3FROQFT2H \
  | 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: 606bf20ca1e6e7a22fa256cb1740b3d1e1915db36958a2708c22f581a6e0c3cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee3c85571e7336651f5e2e48174aa1dc612ada25bb79302e13982171ee17755f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2014-08-09T05:26:02Z",
    "title_canon_sha256": "bbac0984a0190dbe1c60f2977b7d2551f724b3e3b0903c49c792794a9696d5e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.2032",
    "kind": "arxiv",
    "version": 1
  }
}