Pith Number

pith:DRPUJNQZ

pith:2019:DRPUJNQZVXH5FB3UR2N6NGVOYF

not attested not anchored not stored refs pending

Numerically Recovering the Critical Points of a Deep Linear Autoencoder

Charles G. Frye, Kristofer E. Bouchard, Michael R. DeWeese, Neha S. Wadia

arxiv:1901.10603 v1 · 2019-01-29 · cs.LG · cs.NE · 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{DRPUJNQZVXH5FB3UR2N6NGVOYF}

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	2026-05-17T23:55:06.471993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c5f44b619adcfd287748e9be69aaec15078598b760f62861be2f8ac79177a81

Aliases

arxiv: 1901.10603 · arxiv_version: 1901.10603v1 · doi: 10.48550/arxiv.1901.10603 · pith_short_12: DRPUJNQZVXH5 · pith_short_16: DRPUJNQZVXH5FB3U · pith_short_8: DRPUJNQZ

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/DRPUJNQZVXH5FB3UR2N6NGVOYF \
  | 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: 1c5f44b619adcfd287748e9be69aaec15078598b760f62861be2f8ac79177a81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "079cc7a10549475fdfe3902cb37a247ff14716975939cccee0e3fde58d919cea",
    "cross_cats_sorted": [
      "cs.NE",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-29T23:05:54Z",
    "title_canon_sha256": "61d993d3947dad6cdbc257568917fba928e402652f4408e905ce482bb5cd5ff9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10603",
    "kind": "arxiv",
    "version": 1
  }
}