Pith Number

pith:IR7UHNJF

pith:2017:IR7UHNJFSV2TH5EKPIVJ5GQVV2

not attested not anchored not stored refs pending

On the Reconstruction Risk of Convolutional Sparse Dictionary Learning

Barnab\'as P\'oczos, Jian Ma, Shashank Singh

arxiv:1708.08587 v2 · 2017-08-29 · math.ST · cs.IT · cs.LG · math.IT · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IR7UHNJFSV2TH5EKPIVJ5GQVV2}

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	2026-05-18T00:22:39.612754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

447f43b525957533f48a7a2a9e9a15aebcf15107f8128883c59b69137026e8ef

Aliases

arxiv: 1708.08587 · arxiv_version: 1708.08587v2 · doi: 10.48550/arxiv.1708.08587 · pith_short_12: IR7UHNJFSV2T · pith_short_16: IR7UHNJFSV2TH5EK · pith_short_8: IR7UHNJF

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/IR7UHNJFSV2TH5EKPIVJ5GQVV2 \
  | 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: 447f43b525957533f48a7a2a9e9a15aebcf15107f8128883c59b69137026e8ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92fa55239a84282e327c651b1728bed851a436e4a82bf0a941b447bdaa27549a",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2017-08-29T04:15:39Z",
    "title_canon_sha256": "79c5e79ff47455b1156ed0b31af449e3e8f63f2bf426d7fae0df91b5e6d240ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08587",
    "kind": "arxiv",
    "version": 2
  }
}