Pith Number

pith:4XWL3XSA

pith:2019:4XWL3XSAFE4BVZAFKNL4PPTSH5

not attested not anchored not stored refs pending

Extreme MRI: Large-Scale Volumetric Dynamic Imaging from Continuous Non-Gated Acquisitions

Frank Ong, Joseph Y. Cheng, Kevin M. Johnson, Michael Lustig, Peder E. Z. Larson, Shreyas S. Vasanawala, Xucheng Zhu

arxiv:1909.13482 v3 · 2019-09-30 · physics.med-ph · 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{4XWL3XSAFE4BVZAFKNL4PPTSH5}

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	2026-07-05T00:38:46.360188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5ecbdde4029381ae4055357c7be723f6e532d6c63b5b0c36132adb2ffda904c

Aliases

arxiv: 1909.13482 · arxiv_version: 1909.13482v3 · doi: 10.48550/arxiv.1909.13482 · pith_short_12: 4XWL3XSAFE4B · pith_short_16: 4XWL3XSAFE4BVZAF · pith_short_8: 4XWL3XSA

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/4XWL3XSAFE4BVZAFKNL4PPTSH5 \
  | 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: e5ecbdde4029381ae4055357c7be723f6e532d6c63b5b0c36132adb2ffda904c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10c9d7b14fff44a4f1733bdbf71f7dda715b1b8eef16269ada333ff879017ebf",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-09-30T07:00:29Z",
    "title_canon_sha256": "29d15e76b41a0bf04303ff120d55269e2abfe09a8fad7cf989f60e4a26f52b31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.13482",
    "kind": "arxiv",
    "version": 3
  }
}