Pith Number

pith:52HIZXVT

pith:2022:52HIZXVTYCH52M47XUKYTAPDG7

not attested not anchored not stored refs pending

Tuning-free multi-coil compressed sensing MRI with Parallel Variable Density Approximate Message Passing (P-VDAMP)

Aaron T. Hess, Boris Mailhe, Charles Millard, Jared Tanner, Mark Chiew

arxiv:2203.04180 v3 · 2022-03-08 · math.NA · cs.CV · 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{52HIZXVTYCH52M47XUKYTAPDG7}

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	2026-07-05T04:18:30.462370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee8e8cdeb3c08fdd339fbd158981e337f303886a441d6e7cd6f1b507707ed41f

Aliases

arxiv: 2203.04180 · arxiv_version: 2203.04180v3 · doi: 10.48550/arxiv.2203.04180 · pith_short_12: 52HIZXVTYCH5 · pith_short_16: 52HIZXVTYCH52M47 · pith_short_8: 52HIZXVT

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/52HIZXVTYCH52M47XUKYTAPDG7 \
  | 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: ee8e8cdeb3c08fdd339fbd158981e337f303886a441d6e7cd6f1b507707ed41f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2595fe7933930ba8a2a95b2aa1c15b43f5f159193d25638deea9001b61c1ff10",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.NA",
      "eess.IV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-03-08T16:11:41Z",
    "title_canon_sha256": "08ff9731fb761c299e7e15272c02c83a31b3ac997f0bb0bd8ecccc9c406a03bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.04180",
    "kind": "arxiv",
    "version": 3
  }
}