Pith Number

pith:ZTZQXR2G

pith:2015:ZTZQXR2GLLVNGD2354AFN3J5I4

not attested not anchored not stored refs pending

Randomized Structural Sparsity based Support Identification with Applications to Locating Activated or Discriminative Brain Areas: A Multi-center Reproducibility Study

Heng Chen, Huafu Chen, Junjie Zheng, Sheng Zhang, Yilun Wang

arxiv:1506.02265 v1 · 2015-06-07 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZTZQXR2GLLVNGD2354AFN3J5I4}

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	2026-05-18T01:55:51.692955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccf30bc7465aead30f5bef0056ed3d473773bc0a3b8b09f64e86b8515cfb61ad

Aliases

arxiv: 1506.02265 · arxiv_version: 1506.02265v1 · doi: 10.48550/arxiv.1506.02265 · pith_short_12: ZTZQXR2GLLVN · pith_short_16: ZTZQXR2GLLVNGD23 · pith_short_8: ZTZQXR2G

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/ZTZQXR2GLLVNGD2354AFN3J5I4 \
  | 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: ccf30bc7465aead30f5bef0056ed3d473773bc0a3b8b09f64e86b8515cfb61ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26cfe1a9c2dfe8377cb70f2e7ceefe7ba9f18bd33e5b6ff40967fb0c12ea4569",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-06-07T13:53:54Z",
    "title_canon_sha256": "abeefac6be33af28c6a8bc44e183696cc55ec8b049633dec24bff2fc9fa6f6c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02265",
    "kind": "arxiv",
    "version": 1
  }
}