Pith Number

pith:G6DEXXPH

pith:2019:G6DEXXPHU4D4CV4355B5NN67QM

not attested not anchored not stored refs pending

Data Driven Tight Frame for Compressed Sensing MRI Reconstruction via Off-the-Grid Regularization

Jae Kyu Choi, Jian-Feng Cai, Ke Wei

arxiv:1911.03150 v2 · 2019-11-08 · math.NA · cs.NA · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G6DEXXPHU4D4CV4355B5NN67QM}

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	2026-07-05T00:53:08.875248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37864bdde7a707c1579bef43d6b7df8338989ef8892c7c74ea08d0fb267ab676

Aliases

arxiv: 1911.03150 · arxiv_version: 1911.03150v2 · doi: 10.48550/arxiv.1911.03150 · pith_short_12: G6DEXXPHU4D4 · pith_short_16: G6DEXXPHU4D4CV43 · pith_short_8: G6DEXXPH

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/G6DEXXPHU4D4CV4355B5NN67QM \
  | 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: 37864bdde7a707c1579bef43d6b7df8338989ef8892c7c74ea08d0fb267ab676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e16fc26d7ca6c2ce4485cc09d379b02999df6518f8632caf28686f27352a86c",
    "cross_cats_sorted": [
      "cs.NA",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-11-08T09:45:52Z",
    "title_canon_sha256": "cb95faf562eb8a3f540e087d6aca66306dfcf84effd40140d8023f2a3b5b1306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.03150",
    "kind": "arxiv",
    "version": 2
  }
}