Pith Number

pith:URS4D5LA

pith:2016:URS4D5LAMACMKVDSH4OLPUQ7R7

not attested not anchored not stored refs pending

Joint Spatial-Angular Sparse Coding for dMRI with Separable Dictionaries

Evan Schwab, Nicolas Charon, Ren\'e Vidal

arxiv:1612.05846 v3 · 2016-12-18 · stat.ML · cs.CV · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URS4D5LAMACMKVDSH4OLPUQ7R7}

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	2026-05-18T00:14:47.735666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a465c1f5606004c554723f1cb7d21f8fefbe2bc8c660fa8d456877cee1a52d49

Aliases

arxiv: 1612.05846 · arxiv_version: 1612.05846v3 · doi: 10.48550/arxiv.1612.05846 · pith_short_12: URS4D5LAMACM · pith_short_16: URS4D5LAMACMKVDS · pith_short_8: URS4D5LA

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/URS4D5LAMACMKVDSH4OLPUQ7R7 \
  | 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: a465c1f5606004c554723f1cb7d21f8fefbe2bc8c660fa8d456877cee1a52d49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ffca3c3921507f545cc6aafc63ad80b5fc2476dfc7f913bca27668f9303fd3e",
    "cross_cats_sorted": [
      "cs.CV",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2016-12-18T02:08:42Z",
    "title_canon_sha256": "9fdd9e2dc756ed25db25de9b61c954e24b34122d5220fae3d93e057db75e8bc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05846",
    "kind": "arxiv",
    "version": 3
  }
}