Pith Number

pith:RWJZM75X

pith:2022:RWJZM75XB7SZKI6PPIGFEDKNEQ

not attested not anchored not stored refs pending

Spectral image clustering on dual-energy CT scans using functional regression mixtures

Faicel Chamroukhi, Mark Coates, Peter Savadjiev, Reza Forghani, Segolene Brivet

arxiv:2201.13398 v1 · 2022-01-31 · eess.IV · cs.LG · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RWJZM75XB7SZKI6PPIGFEDKNEQ}

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	2026-07-05T03:52:51.617491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d93967fb70fe59523cf7a0c520d4d24118ab97c6c2322e418c1464bfb983b7b

Aliases

arxiv: 2201.13398 · arxiv_version: 2201.13398v1 · doi: 10.48550/arxiv.2201.13398 · pith_short_12: RWJZM75XB7SZ · pith_short_16: RWJZM75XB7SZKI6P · pith_short_8: RWJZM75X

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/RWJZM75XB7SZKI6PPIGFEDKNEQ \
  | 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: 8d93967fb70fe59523cf7a0c520d4d24118ab97c6c2322e418c1464bfb983b7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5453dd98bff60330f64b44f07a41eed720f76075eaf5d96bcdaa6c078e652627",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-01-31T18:04:43Z",
    "title_canon_sha256": "2324498651de9a8fe44281f24da4e2d91d061b3ec0aebb0a99008a69429e687d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.13398",
    "kind": "arxiv",
    "version": 1
  }
}