Pith Number

pith:3V3RBUK6

pith:2026:3V3RBUK6HHYMGBS5ORNYM5JCEK

not attested not anchored not stored refs pending

Variational Sparse Paired Autoencoders (vsPAIR) for Inverse Problems and Uncertainty Quantification

Jack Michael Solomon, Matthias Chung, Rishi Leburu

arxiv:2602.02948 v3 · 2026-02-03 · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3V3RBUK6HHYMGBS5ORNYM5JCEK}

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	2026-07-07T02:17:17.953006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd7710d15e39f0c3065d745b8675222291b30c3678f091ff173c6e4e4cabd7d0

Aliases

arxiv: 2602.02948 · arxiv_version: 2602.02948v3 · doi: 10.48550/arxiv.2602.02948 · pith_short_12: 3V3RBUK6HHYM · pith_short_16: 3V3RBUK6HHYMGBS5 · pith_short_8: 3V3RBUK6

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/3V3RBUK6HHYMGBS5ORNYM5JCEK \
  | 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: dd7710d15e39f0c3065d745b8675222291b30c3678f091ff173c6e4e4cabd7d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99c5684f68f4a56bd5312a9563711702fffb6a7f120e632380b54264ff8811f2",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-02-03T00:46:29Z",
    "title_canon_sha256": "cdf838dccd1a70787ed537961973044b139032e2c126986cd3bf66afef9e53a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.02948",
    "kind": "arxiv",
    "version": 3
  }
}