Pith Number

pith:L7MPRFEF

pith:2018:L7MPRFEFQNHQLKPUK2JCJEDZWP

not attested not anchored not stored refs pending

Dictionary Learning by Dynamical Neural Networks

Ping Tak Peter Tang, Tsung-han Lin

arxiv:1805.08952 v1 · 2018-05-23 · 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{L7MPRFEFQNHQLKPUK2JCJEDZWP}

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	2026-05-18T00:15:08.974125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fd8f89485834f05a9f45692249079b3d0a3d98c235e8351766244a7cc7dc8cf

Aliases

arxiv: 1805.08952 · arxiv_version: 1805.08952v1 · doi: 10.48550/arxiv.1805.08952 · pith_short_12: L7MPRFEFQNHQ · pith_short_16: L7MPRFEFQNHQLKPU · pith_short_8: L7MPRFEF

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/L7MPRFEFQNHQLKPUK2JCJEDZWP \
  | 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: 5fd8f89485834f05a9f45692249079b3d0a3d98c235e8351766244a7cc7dc8cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eaa0fad724b962588a665e1bc707cab70caf0b4dc6f4a12bff6e1e456d7ad2a",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-05-23T03:51:21Z",
    "title_canon_sha256": "aae2810a514137754a9261ddcb4dcaa175141c771e341cf3f3087fa45fec638a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.08952",
    "kind": "arxiv",
    "version": 1
  }
}