Pith Number

pith:44W6B4U6

pith:2019:44W6B4U6LHCLUTBOVZJBPUETKQ

not attested not anchored not stored refs pending

Deep Learning for Classification of Hyperspectral Data: A Comparative Review

Bertrand Saux, Nicolas Audebert (OBELIX), S\'ebastien Lef\`evre (OBELIX)

arxiv:1904.10674 v1 · 2019-04-24 · cs.LG · cs.CV · cs.NE · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44W6B4U6LHCLUTBOVZJBPUETKQ}

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	2026-05-17T23:47:50.375879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e72de0f29e59c4ba4c2eae5217d0935411cf4fb57c2c9d1bdc43f83bc071f91d

Aliases

arxiv: 1904.10674 · arxiv_version: 1904.10674v1 · doi: 10.48550/arxiv.1904.10674 · pith_short_12: 44W6B4U6LHCL · pith_short_16: 44W6B4U6LHCLUTBO · pith_short_8: 44W6B4U6

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/44W6B4U6LHCLUTBOVZJBPUETKQ \
  | 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: e72de0f29e59c4ba4c2eae5217d0935411cf4fb57c2c9d1bdc43f83bc071f91d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "094a0cc834050924b5bca6d41f4101b8a12828135638e641f9fce64a3a5dd57e",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.NE",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-04-24T07:56:37Z",
    "title_canon_sha256": "c9983795d743d4cb3ea98bfaeed1afcc090438247e5e69bb628e5e8baa08ffb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10674",
    "kind": "arxiv",
    "version": 1
  }
}