diff --git a/lib/src/nanopub.rs b/lib/src/nanopub.rs
index f515bf9..4e57815 100644
--- a/lib/src/nanopub.rs
+++ b/lib/src/nanopub.rs
@@ -1,12 +1,7 @@
-// #![extern crate sophia];
-// #extern crate sophia;
-
 use crate::constants::{NORMALIZED_NS, NORMALIZED_URI, TEMP_NP_NS, TEMP_NP_URI, TEST_SERVER};
 use crate::namespaces::{get_prefixes, NPX};
 
 use base64;
-// use rsa::pkcs1::DecodeRsaPrivateKey;
-// use rsa::pkcs8::FromPrivateKey;
 use std::error::Error;
 use std::fmt;
 use std::str;
@@ -23,16 +18,13 @@ use sophia::quad::stream::QuadSource;
 use sophia::quad::Quad;
 use sophia::serializer::nq::NqSerializer;
 use sophia::serializer::trig::{TrigConfig, TrigSerializer};
-// use sophia::parser::TripleParser;
-use sophia::prefix::Prefix;
-// use sophia::serializer::turtle::TrigSerializer;
 use sophia::serializer::*;
 use sophia::term::{StaticTerm, TTerm, TermKind};
+use sophia::term::literal::convert::AsLiteral;
+// use sophia::serializer::turtle::TrigSerializer;
 // use sophia::term::matcher::TermMatcher;
-
 // use sophia::iri::AsIri;
 // use sophia::term::iri::convert::AsLiteral;
-use sophia::term::literal::convert::AsLiteral;
 // use sophia::term::*;
 // use sophia::graph::{inmem::FastGraph, *};
 // use sophia::triple::stream::TripleSource;
@@ -131,9 +123,6 @@ impl Nanopub {
             Some(&tmp_ns.get("pubinfo")?),
         )?;
 
-        // In python for trusty URI: return re.sub(r'=', '', base64.b64encode(s, b'-_').decode('utf-8'))
-        // In java: String publicKeyString = DatatypeConverter.printBase64Binary(c.getKey().getPublic().getEncoded()).replaceAll("\\s", "");
-
         // Sign the data
         // let mut signer = Signer::new(MessageDigest::sha256(), &keypair).unwrap();
         // signer.update(norm_quads.as_bytes()).unwrap();
@@ -154,12 +143,8 @@ impl Nanopub {
         let signature = base64::encode(signature_vec);
         println!("Signature: {:?}", signature);
 
-        // TODO: clone trusty-python, uncomment the print, and call trustyuri.rdf.RdfHasher.make_hash(quads)
-
-        // let signature_str = signature_base64.as_str();
-
+        // Add signature to the dataset
         // let signature_lit = StaticTerm::new_literal_dt(signature_str, xsd::string);
-
         // dataset.insert(
         //     &tmp_ns.get("sig")?,
         //     &npx.get("hasSignature")?,
@@ -168,12 +153,15 @@ impl Nanopub {
         //     Some(&tmp_ns.get("pubinfo")?),
         // )?;
 
-        // TODO: add the signature to ubinfo graph, and re-sign
-        let trusty_str = base64::encode_config(norm_quads, base64::URL_SAFE);
+        // Generate TrustyURI
+        // TODO: add the signature to pubinfo graph, and re-sign
+        // https://github.com/fair-workflows/nanopub/blob/main/nanopub/trustyuri/rdf/RdfHasher.py
+        // In python for trusty URI: return re.sub(r'=', '', base64.b64encode(s, b'-_').decode('utf-8'))
+        // In java: String publicKeyString = DatatypeConverter.printBase64Binary(c.getKey().getPublic().getEncoded()).replaceAll("\\s", "");
+        let sha256_str = base64::encode_config(Sha256::digest(norm_quads.as_bytes().to_vec()), base64::URL_SAFE);
+        let trusty_str = format!("RA{}", sha256_str);
         println!("Trusty URI artefact:\n{}\n", trusty_str);
 
-        // TODO: Generate trusty-uri
-
         // for quad in
         // dataset.quads().for_each_quad(|q| {
         //     println!("{}", q);
diff --git a/scripts/real_fair_software.jpg b/scripts/real_fair_software.jpg
new file mode 100644
index 0000000..494e822
Binary files /dev/null and b/scripts/real_fair_software.jpg differ
diff --git a/try/FEEDBACK.md b/try/FEEDBACK.md
new file mode 100644
index 0000000..77d0e5a
--- /dev/null
+++ b/try/FEEDBACK.md
@@ -0,0 +1,5 @@
+## Vincent
+
+* The compiler is extremely helpful
+* Error handling can be confusing as a newcomer, but make sense on the long run
+* Compilation to wasm is really satisfying. Wasm-pack generates a clean directory with the minimum files needed, no weird additional boilerplate files we don't really now why they are here
\ No newline at end of file
diff --git a/try/src/main.rs b/try/src/main.rs
index 060425f..5891e2f 100644
--- a/try/src/main.rs
+++ b/try/src/main.rs
@@ -49,9 +49,9 @@ fn main() {
 
     let orcid = "https://orcid.org/0000-0000-0000-0000";
 
-    // let private_key = "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";
+    let private_key = "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";
     // Broken key for testing:
-    let private_key = "-----BEGIN\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";
+    // let private_key = "-----BEGIN\nMIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQCjY1gsFxmak6SOCouJPuEzHNForkqFhgfHE3aAIAx+Y5q6UDEDM9Q0EksheNffJB4iPqsAfiFpY0ARQY92K5r8P4+a78eu9reYrb2WxZb1qPJmvR7XZ6sN1oHD7dd/EyQoJmQsmOKdrqaLRbzR7tZrf52yvKkwNWXcIVhW8uxe7iUgxiojZpW9srKoK/qFRpaUZSKn7Z/zgtDH9FJkYbBsGPDMqp78Kzt+sJb+U2W+wCSSy34jIUxx6QRbzvn6uexc/emFw/1DU5y7zBudhgC7mVk8vX1gUNKyjZBzlOmRcretrANgffqs5fx/TMHN1xtkA/H1u1IKBfKoyk/xThMLAgMBAAECggEAECuG0GZA3HF8OaqFgMG+W+agOvH04h4Pqv4cHjYNxnxpFcNV9nEssTKWSOvCwYy7hrwZBGV3PQzbjFmmrxVFs20+8yCD7KbyKKQZPVC0zf84bj6NTNgvr6DpGtDxINxuGaMjCt7enqhoRyRRuZ0fj2gD3Wqae/Ds8cpDCefkyMg0TvauHSUj244vGq5nt93txUv1Sa+/8tWZ77Dm0s5a3wUYB2IeAMl5WrO2GMvgzwH+zT+4kvNWg5S0Ze4KE+dG3lSIYZjo99h14LcQS9eALC/VBcAJ6pRXaCTT/TULtcLNeOpoc9Fu25f0yTsDt6Ga5ApliYkb7rDhV+OFrw1sYQKBgQDCE9so+dPg7qbp0cV+lbb7rrV43m5s9Klq0riS7u8m71oTwhmvm6gSLfjzqb8GLrmflCK4lKPDSTdwyvd+2SSmOXySw94zr1Pvc7sHdmMRyA7mH3m+zSOOgyCTTKyhDRCNcRIkysoL+DecDhNo4Fumf71tsqDYogfxpAQhn0re8wKBgQDXhMmmT2oXiMnYHhi2k7CJe3HUqkZgmW4W44SWqKHp0V6sjcHm0N0RT5Hz1BFFUd5Y0ZB3JLcah19myD1kKYCj7xz6oVLb8O7LeAZNlb0FsrtD7NU+Hciywo8qESiA7UYDkU6+hsmxaI01DsttMIdG4lSBbEjA7t4IQC5lyr7xiQKBgQCN87YGJ40Y5ZXCSgOZDepz9hqX2KGOIfnUv2HvXsIfiUwqTXs6HbD18xg3KL4myIBOvywSM+4ABYp+foY+Cpcq2btLIeZhiWjsKIrw71+Q/vIe0YDb1PGf6DsoYhmWBpdHzR9HN+hGjvwlsYny2L9Qbfhgxxmsuf7zeFLpQLijjwKBgH7TD28k8IOk5VKec2CNjKd600OYaA3UfCpP/OhDl/RmVtYoHWDcrBrRvkvEEd2/DZ8qw165Zl7gJs3vK+FTYvYVcfIzGPWA1KU7nkntwewmf3i7V8lT8ZTwVRsmObWU60ySJ8qKuwoBQodki2VX12NpMN1wgWe3qUUlr6gLJU4xAoGAet6nD3QKwk6TTmcGVfSWOzvpaDEzGkXjCLaxLKh9GreM/OE+h5aN2gUoFeQapG5rUwI/7Qq0xiLbRXw+OmfAoV2XKv7iI8DjdIh0F06mlEAwQ/B0CpbqkuuxphIbchtdcz/5ra233r3BMNIqBl3VDDVoJlgHPg9msOTRy13lFqc=";
 
     // TODO: better handle error
     // let np = Nanopub::new(rdf, private_key, orcid, None, None).unwrap_or_else(|error| {