Pith Number

pith:HGKF7BWS

pith:2021:HGKF7BWSS5BWVWSRK44LEV2YQP

not attested not anchored not stored refs pending

Multiscale Clustering of Hyperspectral Images Through Spectral-Spatial Diffusion Geometry

James M. Murphy, Sam L. Polk

arxiv:2103.15783 v2 · 2021-03-29 · cs.LG · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HGKF7BWSS5BWVWSRK44LEV2YQP}

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	2026-07-05T04:12:27.622126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39945f86d297436ada515738b2575883f8cba1a6397e11651c44669f8f6bcfa1

Aliases

arxiv: 2103.15783 · arxiv_version: 2103.15783v2 · doi: 10.48550/arxiv.2103.15783 · pith_short_12: HGKF7BWSS5BW · pith_short_16: HGKF7BWSS5BWVWSR · pith_short_8: HGKF7BWS

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/HGKF7BWSS5BWVWSRK44LEV2YQP \
  | 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: 39945f86d297436ada515738b2575883f8cba1a6397e11651c44669f8f6bcfa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6c05658fe62e027347da12e422d5e3b91cc0600b72d5fd72212c3dd642860dc",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-03-29T17:24:28Z",
    "title_canon_sha256": "8476bb30927cf2a8d8e99aa9faeb1caa03ac90484a162ded97970cffa3f00023"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.15783",
    "kind": "arxiv",
    "version": 2
  }
}