Pith Number

pith:JA2RNUCZ

pith:2014:JA2RNUCZLUZ5XSUI5TPIPJWGYB

not attested not anchored not stored refs pending

Gradient waveform design for variable density sampling in Magnetic Resonance Imaging

IMT), Jonas Kahn (LPP), Nicolas Chauffert (INRIA Saclay - Ile de France), Philippe Ciuciu (INRIA Saclay - Ile de France), Pierre Weiss (ITAV

arxiv:1412.4621 v2 · 2014-12-15 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JA2RNUCZLUZ5XSUI5TPIPJWGYB}

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	2026-05-18T02:30:17.456211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

483516d0595d33dbca88ecde87a6c6c04a8d22f3823c8f76e0a67ff3b036e434

Aliases

arxiv: 1412.4621 · arxiv_version: 1412.4621v2 · doi: 10.48550/arxiv.1412.4621 · pith_short_12: JA2RNUCZLUZ5 · pith_short_16: JA2RNUCZLUZ5XSUI · pith_short_8: JA2RNUCZ

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/JA2RNUCZLUZ5XSUI5TPIPJWGYB \
  | 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: 483516d0595d33dbca88ecde87a6c6c04a8d22f3823c8f76e0a67ff3b036e434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "047c9c7696cb5a6e0c3bd3fb1adfd813ecb9a42edc572197d1620dc550d2223b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2014-12-15T14:41:32Z",
    "title_canon_sha256": "e04142a166dda9dd21af7fbd66daf75ba0b28ccdf910d9b5eb5d198c44a87306"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.4621",
    "kind": "arxiv",
    "version": 2
  }
}