Pith Number

pith:2QWDGK36

pith:2026:2QWDGK363FUKWEJX7WGDENLS74

not attested not anchored not stored refs pending

A Simplex Witness Certificate for Constant Collapse in Variational Autoencoders

Jianhua Peng, Jian Zhang, Zegu Zhang

arxiv:2605.18224 v1 · 2026-05-18 · cs.LG · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2QWDGK363FUKWEJX7WGDENLS74}

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	2026-05-20T00:05:51.227731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d42c332b7ed968ab1137fd8c323572ff22bef407d2cea003e600c986304f8b59

Aliases

arxiv: 2605.18224 · arxiv_version: 2605.18224v1 · doi: 10.48550/arxiv.2605.18224 · pith_short_12: 2QWDGK363FUK · pith_short_16: 2QWDGK363FUKWEJX · pith_short_8: 2QWDGK36

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/2QWDGK363FUKWEJX7WGDENLS74 \
  | 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: d42c332b7ed968ab1137fd8c323572ff22bef407d2cea003e600c986304f8b59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d10d240db831b5361c3ee01714f31d6a398e87f1a8e9b6163f0b60a94c6a2d8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-18T11:09:22Z",
    "title_canon_sha256": "8fb15c2317d0746e078be3e39a49867c068c03ee68e11b7112adf21e1ca5e2e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18224",
    "kind": "arxiv",
    "version": 1
  }
}