Pith Number

pith:Z4LUOCRW

pith:2020:Z4LUOCRWD6LOLZ2LT22TWAC2K3

not attested not anchored not stored refs pending

Assisted Learning: A Framework for Multi-Organization Learning

Jie Ding, Reza Ghanadan, Xinran Wang, Xun Xian

arxiv:2004.00566 v5 · 2020-04-01 · cs.LG · cs.CR · 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{Z4LUOCRWD6LOLZ2LT22TWAC2K3}

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	2026-07-05T01:57:15.819347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf17470a361f96e5e74b9eb53b005a56fb6a397c52a17731bbb49496d13107f3

Aliases

arxiv: 2004.00566 · arxiv_version: 2004.00566v5 · doi: 10.48550/arxiv.2004.00566 · pith_short_12: Z4LUOCRWD6LO · pith_short_16: Z4LUOCRWD6LOLZ2L · pith_short_8: Z4LUOCRW

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/Z4LUOCRWD6LOLZ2LT22TWAC2K3 \
  | 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: cf17470a361f96e5e74b9eb53b005a56fb6a397c52a17731bbb49496d13107f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ffdb1193864b135c731070c666d3eb5d6b246d73a4c106863c075ac6f62f959",
    "cross_cats_sorted": [
      "cs.CR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-01T16:54:49Z",
    "title_canon_sha256": "c0750a5191a918b20a9c527d02f42a35547e331f134777717edfcc2567e70142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.00566",
    "kind": "arxiv",
    "version": 5
  }
}