Pith Number

pith:PQHIFAE2

pith:2021:PQHIFAE2ZWG7JAS5UVG26FQICV

not attested not anchored not stored refs pending

Spatio-Temporal SAR-Optical Data Fusion for Cloud Removal via a Deep Hierarchical Model

Alessandro Sebastianelli, Artur Nowakowski, Erika Puglisi, Fiora Pirri, Jamila Mifdal, Maria Pia Del Rosso, Pierre Philippe Mathieu, Silvia Liberata Ullo

arxiv:2106.12226 v3 · 2021-06-23 · cs.CV · cs.AI · 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{PQHIFAE2ZWG7JAS5UVG26FQICV}

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	2026-07-05T04:08:57.574058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c0e82809acd8df4825da54daf1608157be690b32962750fa5b99b8e1ed37fa6

Aliases

arxiv: 2106.12226 · arxiv_version: 2106.12226v3 · doi: 10.48550/arxiv.2106.12226 · pith_short_12: PQHIFAE2ZWG7 · pith_short_16: PQHIFAE2ZWG7JAS5 · pith_short_8: PQHIFAE2

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/PQHIFAE2ZWG7JAS5UVG26FQICV \
  | 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: 7c0e82809acd8df4825da54daf1608157be690b32962750fa5b99b8e1ed37fa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "348e28862bd80fae98f0ae043af258a5945fc702b2381a08ac89301172ba0a9d",
    "cross_cats_sorted": [
      "cs.AI",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-06-23T08:15:01Z",
    "title_canon_sha256": "86a264a57c871e7fcd54041d7b2bb30d6c761fa12bfbe63c319c460daf734c89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.12226",
    "kind": "arxiv",
    "version": 3
  }
}