Pith Number

pith:X7HSZESB

pith:2022:X7HSZESBMI54HNTR3GAHRMGG4M

not attested not anchored not stored refs pending

K-Means for Noise-Insensitive Multi-Dimensional Feature Learning

Nicholas Pellegrino, Parsin Haji Reza, Paul Fieguth

arxiv:2202.07754 v3 · 2022-02-15 · cs.CV · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7HSZESBMI54HNTR3GAHRMGG4M}

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	2026-07-05T04:46:53.047572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfcf2c9241623bc3b671d98078b0c6e30b01822f7154d01a5d43525faae1a7f6

Aliases

arxiv: 2202.07754 · arxiv_version: 2202.07754v3 · doi: 10.48550/arxiv.2202.07754 · pith_short_12: X7HSZESBMI54 · pith_short_16: X7HSZESBMI54HNTR · pith_short_8: X7HSZESB

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/X7HSZESBMI54HNTR3GAHRMGG4M \
  | 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: bfcf2c9241623bc3b671d98078b0c6e30b01822f7154d01a5d43525faae1a7f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f6ef9ad47596d61217c226b0e4aae4c2bd263ae7b030eb20f602cecd03f4037",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-02-15T22:08:29Z",
    "title_canon_sha256": "c411aced15ba497552b6a78c92b573676d8d0fd2c2c5da2d60bfb5c595486382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07754",
    "kind": "arxiv",
    "version": 3
  }
}