Pith Number

pith:R4MWJNPH

pith:2018:R4MWJNPHAM7WYIY3BLM7VUL34T

not attested not anchored not stored refs pending

Multivariate Convolutional Sparse Coding for Electromagnetic Brain Signals

Alexandre Gramfort, Mainak Jas, Thomas Moreau, Tom Dupr\'e la Tour

arxiv:1805.09654 v2 · 2018-05-24 · eess.SP · 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{R4MWJNPHAM7WYIY3BLM7VUL34T}

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	2026-05-18T00:14:53.097429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f1964b5e7033f6c231b0ad9fad17be4f2f70319708759d7164fc7afc660db51

Aliases

arxiv: 1805.09654 · arxiv_version: 1805.09654v2 · doi: 10.48550/arxiv.1805.09654 · pith_short_12: R4MWJNPHAM7W · pith_short_16: R4MWJNPHAM7WYIY3 · pith_short_8: R4MWJNPH

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/R4MWJNPHAM7WYIY3BLM7VUL34T \
  | 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: 8f1964b5e7033f6c231b0ad9fad17be4f2f70319708759d7164fc7afc660db51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a431cf1fb30f86731d8c2b67339a77769919fe454bf1d28817f47dca697ea98c",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-05-24T13:26:12Z",
    "title_canon_sha256": "c99bc524ea8d08d1f9c82ea9f3c82ead7fa5487a37f36c1c70bb0f3f3f05fb0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09654",
    "kind": "arxiv",
    "version": 2
  }
}