Pith Number

pith:QKRVJPCA

pith:2019:QKRVJPCA3RRXQUBPCGNGMXRLIB

not attested not anchored not stored refs pending

Unsupervised Feature Learning in Remote Sensing

Aaron Reite, Jonathan Von Stroh, Scott Kangas, Steven Forsyth, Steven Goley, Zackery Steck

arxiv:1908.02877 v1 · 2019-08-07 · cs.CV · cs.LG · 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{QKRVJPCA3RRXQUBPCGNGMXRLIB}

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	2026-07-05T00:06:10.322036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a354bc40dc6378502f119a665e2b40664359b42dbba8e6aff462678557d663

Aliases

arxiv: 1908.02877 · arxiv_version: 1908.02877v1 · doi: 10.48550/arxiv.1908.02877 · pith_short_12: QKRVJPCA3RRX · pith_short_16: QKRVJPCA3RRXQUBP · pith_short_8: QKRVJPCA

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/QKRVJPCA3RRXQUBPCGNGMXRLIB \
  | 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: 82a354bc40dc6378502f119a665e2b40664359b42dbba8e6aff462678557d663

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3387010982aa1ddac43f7dc44316fa5b86bc332e002d4ebf206cb927ab3911a",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-07T23:48:49Z",
    "title_canon_sha256": "06ad119f43595298e9269c990698fd395595ef9a085462c4e14c7b7876b0fdcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02877",
    "kind": "arxiv",
    "version": 1
  }
}