Pith Number

pith:EXYHMXPK

pith:2020:EXYHMXPKTKXVR7B3IDCV6JTOPD

not attested not anchored not stored refs pending

Joint Optimization of an Autoencoder for Clustering and Embedding

Ahc\`ene Boubekki, Michael Kampffmeyer, Robert Jenssen, Ulf Brefeld

arxiv:2012.03740 v2 · 2020-12-07 · 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{EXYHMXPKTKXVR7B3IDCV6JTOPD}

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	2026-07-05T02:36:47.216403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25f0765dea9aaf58fc3b40c55f266e78ced7ae9d22eda7223604327e8680e04f

Aliases

arxiv: 2012.03740 · arxiv_version: 2012.03740v2 · doi: 10.48550/arxiv.2012.03740 · pith_short_12: EXYHMXPKTKXV · pith_short_16: EXYHMXPKTKXVR7B3 · pith_short_8: EXYHMXPK

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/EXYHMXPKTKXVR7B3IDCV6JTOPD \
  | 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: 25f0765dea9aaf58fc3b40c55f266e78ced7ae9d22eda7223604327e8680e04f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63c7cd2009a82881d7d0645bc884f6504a67dd35bcec8026bf3b3403d3951ff4",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2020-12-07T14:38:10Z",
    "title_canon_sha256": "addae2f260e1625fff7c4acd10462621e61efdc3c59d58c88410e564d8bf8038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.03740",
    "kind": "arxiv",
    "version": 2
  }
}