Pith Number

pith:MRHW55B5

pith:2015:MRHW55B5Z2KULY42ZVEHU4XZFC

not attested not anchored not stored refs pending

Tomographic X-ray data of a walnut

Aki Kallonen, Antti Kujanp\"a\"a, Esa Niemi, Keijo H\"am\"al\"ainen, Lauri Harhanen, Samuli Siltanen

arxiv:1502.04064 v1 · 2015-02-11 · physics.data-an · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRHW55B5Z2KULY42ZVEHU4XZFC}

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.

Cited by

3 papers in Pith

Efficient TV regularization of large-scale linear inverse problems via the SCD semismooth* Newton method with applications in tomography

A Stability Benchmark of Generative Regularizers for Inverse Problems

Nonlinear RMM-GKS for Large-Scale Dynamic and Streaming Inverse Problems with Uncertain Forward Operators

Receipt and verification

First computed	2026-05-18T02:27:06.621917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

644f6ef43dce9545e39acd487a72f928a856ff8a86f366e22c36f8980051bb84

Aliases

arxiv: 1502.04064 · arxiv_version: 1502.04064v1 · doi: 10.48550/arxiv.1502.04064 · pith_short_12: MRHW55B5Z2KU · pith_short_16: MRHW55B5Z2KULY42 · pith_short_8: MRHW55B5

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/MRHW55B5Z2KULY42ZVEHU4XZFC \
  | 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: 644f6ef43dce9545e39acd487a72f928a856ff8a86f366e22c36f8980051bb84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "035b50ae4693e560e8ad4171807ecb1689077d763ae56ad50809e235f80e3d5b",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2015-02-11T21:39:36Z",
    "title_canon_sha256": "8667289be9f8e7cdcae7c1828e87afa602202fee60865e8e1da496a91ee1bec0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04064",
    "kind": "arxiv",
    "version": 1
  }
}