Pith Number

pith:MGOY6CFE

pith:2019:MGOY6CFELQ7NN3GRJEDDY6K3B7

not attested not anchored not stored refs pending

Learning morphological operators for skin detection

Alessandra Lumini, Alice Codogno, Filippo Berno, Loris Nanni

arxiv:1908.03630 v2 · 2019-08-09 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MGOY6CFELQ7NN3GRJEDDY6K3B7}

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	2026-07-05T00:07:52.772312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

619d8f08a45c3ed6ecd149063c795b0fc44b4ba774fe71d094fa6caee431bf14

Aliases

arxiv: 1908.03630 · arxiv_version: 1908.03630v2 · doi: 10.48550/arxiv.1908.03630 · pith_short_12: MGOY6CFELQ7N · pith_short_16: MGOY6CFELQ7NN3GR · pith_short_8: MGOY6CFE

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/MGOY6CFELQ7NN3GRJEDDY6K3B7 \
  | 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: 619d8f08a45c3ed6ecd149063c795b0fc44b4ba774fe71d094fa6caee431bf14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02b85afcd529fd30b033c6a050e993c61c1b5b407cdf48ee108b2bcaff992c5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-09T21:05:11Z",
    "title_canon_sha256": "00b5a0e73eaa282bc6b6505b6fb6692b8604bc35017d35284b82ba4f4662aa77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03630",
    "kind": "arxiv",
    "version": 2
  }
}