Pith Number

pith:VFKRJFTN

pith:2019:VFKRJFTN2WAGKLMNF4WTAF2Z3C

not attested not anchored not stored refs pending

Online Budgeted Learning for Classifier Induction

Bracha Shapira, Eran Fainman, Lior Rokach, Yisroel Mirsky

arxiv:1903.05382 v1 · 2019-03-13 · cs.LG · cs.AI · 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{VFKRJFTN2WAGKLMNF4WTAF2Z3C}

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	2026-05-17T23:51:24.461487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95514966dd580652d8d2f2d301759d8ac9af722b00e40a0b3fe47c915fb3d2e

Aliases

arxiv: 1903.05382 · arxiv_version: 1903.05382v1 · doi: 10.48550/arxiv.1903.05382 · pith_short_12: VFKRJFTN2WAG · pith_short_16: VFKRJFTN2WAGKLMN · pith_short_8: VFKRJFTN

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/VFKRJFTN2WAGKLMNF4WTAF2Z3C \
  | 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: a95514966dd580652d8d2f2d301759d8ac9af722b00e40a0b3fe47c915fb3d2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "448b1513f42c1bc095bffb8c82b8c3f4ad92184d7c6123988336dcf7ce853d9a",
    "cross_cats_sorted": [
      "cs.AI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-03-13T09:51:33Z",
    "title_canon_sha256": "c258286baa6f6b90c66f6d46012cc80c97db2e1f491ee2058e100ee72539e275"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05382",
    "kind": "arxiv",
    "version": 1
  }
}