Pith Number

pith:O6JQVP7Q

pith:2021:O6JQVP7QFCKZHOAX3SJOMWDEGC

not attested not anchored not stored refs pending

Subspace-Based Feature Fusion From Hyperspectral And Multispectral Image For Land Cover Classification

H\'ector Vargas, Henry Arguello, Jos\'e Ignacio Mart\'inez, Juan Ram\'irez

arxiv:2102.11228 v2 · 2021-02-22 · eess.IV · 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{O6JQVP7QFCKZHOAX3SJOMWDEGC}

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	2026-07-05T04:11:05.035428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77930abff0289593b817dc92e6586430969c4126f37652df50f27192fed34882

Aliases

arxiv: 2102.11228 · arxiv_version: 2102.11228v2 · doi: 10.48550/arxiv.2102.11228 · pith_short_12: O6JQVP7QFCKZ · pith_short_16: O6JQVP7QFCKZHOAX · pith_short_8: O6JQVP7Q

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/O6JQVP7QFCKZHOAX3SJOMWDEGC \
  | 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: 77930abff0289593b817dc92e6586430969c4126f37652df50f27192fed34882

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3109eb5946a8d7087c2a3f8f45ea50abb0b2e96dae6fa654fe92cf54d51d7a4d",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2021-02-22T17:59:18Z",
    "title_canon_sha256": "7ecb1c388732e1163ff83ff45a18d5d9e77553bb32f609dfd35966fef362d8c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.11228",
    "kind": "arxiv",
    "version": 2
  }
}