Pith Number

pith:HPGJQMVI

pith:2017:HPGJQMVIYVAFEPSX6UTNIILODD

not attested not anchored not stored refs pending

Dictionary Learning and Sparse Coding-based Denoising for High-Resolution Task Functional Connectivity MRI Analysis

Jiarui Yang, Quanzheng Li, Seongah Jeong, Vahid Tarokh, Xiang Li

arxiv:1707.06962 v1 · 2017-07-21 · 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{HPGJQMVIYVAFEPSX6UTNIILODD}

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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	2026-05-18T00:39:51.003241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bcc9832a8c540523e57f526d4216e18ea14d63156f6f6645a4e9a3f37027d12

Aliases

arxiv: 1707.06962 · arxiv_version: 1707.06962v1 · doi: 10.48550/arxiv.1707.06962 · pith_short_12: HPGJQMVIYVAF · pith_short_16: HPGJQMVIYVAFEPSX · pith_short_8: HPGJQMVI

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/HPGJQMVIYVAFEPSX6UTNIILODD \
  | 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: 3bcc9832a8c540523e57f526d4216e18ea14d63156f6f6645a4e9a3f37027d12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "020c493fef1fd8c9a5ae00fc4ea227275e54407c2fe52ea799ab92b670502fdb",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-07-21T16:20:04Z",
    "title_canon_sha256": "7a0424f22471f3dc991ebf6c62d0751820985aaff2d86f1ab09586aa6cb663e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06962",
    "kind": "arxiv",
    "version": 1
  }
}