Pith Number

pith:34WMMTA4

pith:2019:34WMMTA4JO5BR5RE6HELCSZ6MT

not attested not anchored not stored refs pending

Federated User Representation Learning

Anuj Kumar, Duc Bui, Honglei Liu, Jack Goetz, Kang G. Shin, Kshitiz Malik, Seungwhan Moon

arxiv:1909.12535 v1 · 2019-09-27 · 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{34WMMTA4JO5BR5RE6HELCSZ6MT}

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	2026-07-05T00:07:40.776965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df2cc64c1c4bba18f624f1c8b14b3e64ee9dd3948bf990be2f2a1f6a016bd4d6

Aliases

arxiv: 1909.12535 · arxiv_version: 1909.12535v1 · doi: 10.48550/arxiv.1909.12535 · pith_short_12: 34WMMTA4JO5B · pith_short_16: 34WMMTA4JO5BR5RE · pith_short_8: 34WMMTA4

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/34WMMTA4JO5BR5RE6HELCSZ6MT \
  | 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: df2cc64c1c4bba18f624f1c8b14b3e64ee9dd3948bf990be2f2a1f6a016bd4d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd67c63687b5adf94705bc7cc6dd4f23aa923e419cb93021c229f6132c722f61",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-09-27T07:40:08Z",
    "title_canon_sha256": "8b759cba207a7adba63a4e7c78b00686bf80edd4622a506335284e8ecb13fc95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.12535",
    "kind": "arxiv",
    "version": 1
  }
}