Pith Number

pith:MUBKV5FJ

pith:2017:MUBKV5FJSM3O7QBISPWM7USIND

not attested not anchored not stored refs pending

Autocalibrating and Calibrationless Parallel Magnetic Resonance Imaging as a Bilinear Inverse Problem

Martin Uecker

arxiv:1705.04081 v1 · 2017-05-11 · physics.med-ph · math.OC · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MUBKV5FJSM3O7QBISPWM7USIND}

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	2026-05-18T00:35:41.297877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6502aaf4a99336efc02893eccfd24868fc7d125f4e7ce24bd4a6ff386fe21244

Aliases

arxiv: 1705.04081 · arxiv_version: 1705.04081v1 · doi: 10.48550/arxiv.1705.04081 · pith_short_12: MUBKV5FJSM3O · pith_short_16: MUBKV5FJSM3O7QBI · pith_short_8: MUBKV5FJ

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/MUBKV5FJSM3O7QBISPWM7USIND \
  | 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: 6502aaf4a99336efc02893eccfd24868fc7d125f4e7ce24bd4a6ff386fe21244

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08bccf01b996d1ae80f07ab3aca2df4f1532295a5777783f23721c111384bfdb",
    "cross_cats_sorted": [
      "math.OC",
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-05-11T09:20:00Z",
    "title_canon_sha256": "186cc49d83acfb460ce33783ad7d06c850754286682d37a1ba169975995b0d5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04081",
    "kind": "arxiv",
    "version": 1
  }
}