Pith Number

pith:IICDHUPY

pith:2015:IICDHUPYIBPWWWBDW5Q7OKZKVZ

not attested not anchored not stored refs pending

Deep Convolutional Neural Networks Based on Semi-Discrete Frames

Helmut B\"olcskei, Thomas Wiatowski

arxiv:1504.05487 v1 · 2015-04-21 · cs.LG · cs.IT · math.FA · math.IT · 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{IICDHUPYIBPWWWBDW5Q7OKZKVZ}

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	2026-05-18T01:06:24.688303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

420433d1f8405f6b5823b761f72b2aae53edcee84d4ddd1ce3fdbcc999081410

Aliases

arxiv: 1504.05487 · arxiv_version: 1504.05487v1 · doi: 10.48550/arxiv.1504.05487 · pith_short_12: IICDHUPYIBPW · pith_short_16: IICDHUPYIBPWWWBD · pith_short_8: IICDHUPY

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/IICDHUPYIBPWWWBDW5Q7OKZKVZ \
  | 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: 420433d1f8405f6b5823b761f72b2aae53edcee84d4ddd1ce3fdbcc999081410

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "431547ac03b8e4036505e993c1129e162be58e1d34e52b25f92224802a54e8ed",
    "cross_cats_sorted": [
      "cs.IT",
      "math.FA",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-04-21T16:01:00Z",
    "title_canon_sha256": "89e9822cf7ef36dadff5295ca506300f2dce3a566eac2cd4fdfbfd97d1f3ec43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05487",
    "kind": "arxiv",
    "version": 1
  }
}