Pith Number

pith:H42T7GLC

pith:2014:H42T7GLCPKMG7PUXFDOC3LQNKB

not attested not anchored not stored refs pending

Randomized Structural Sparsity via Constrained Block Subsampling for Improved Sensitivity of Discriminative Voxel Identification

Huafu Chen, Junjie Zheng, Sheng Zhang, Xujun Duan, Yilun Wang

arxiv:1410.4650 v2 · 2014-10-17 · cs.CV · 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{H42T7GLCPKMG7PUXFDOC3LQNKB}

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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	2026-05-18T01:55:53.060776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f353f99627a986fbe9728dc2dae0d507cceaeaeeb93522595425e86b87007b5

Aliases

arxiv: 1410.4650 · arxiv_version: 1410.4650v2 · doi: 10.48550/arxiv.1410.4650 · pith_short_12: H42T7GLCPKMG · pith_short_16: H42T7GLCPKMG7PUX · pith_short_8: H42T7GLC

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/H42T7GLCPKMG7PUXFDOC3LQNKB \
  | 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: 3f353f99627a986fbe9728dc2dae0d507cceaeaeeb93522595425e86b87007b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21b4232750aa14d29756a3e7cdf6f45121cc0fa1dc5d52dc1d54d3f5c24577ee",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-10-17T07:02:47Z",
    "title_canon_sha256": "d4adb2b33ea88fd379e71e03ec0743fb6900aba70562dba3f80af322da46c0de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.4650",
    "kind": "arxiv",
    "version": 2
  }
}