docs(verification): update fingerprint and key (#69)

docs/software/verification.md

@@ -1,33 +1,34 @@
 # Verification
 
-All [releases] are signed by one of the Jam [contributors]. As of this writing ([742,834][now]), releases are signed with [dergigi's PGP key][gigi] which has the following fingerprint:
-
+All [releases] are signed by one of the Jam [contributors]. As of this writing ([863,123][now]), releases are signed with [tbk's PGP key][tbk] which has the following fingerprint:
 ```
-8198 A185 30A5 22A0 9561 2439 89C4 A25E 69A5 DE7F
+3550 2225 7551 EAB1 26D7  5616 E807 0AF0 053A AC0D
 ```
 
+
+### v0.3.0 and above
+
 To verify a specific release, import the key
 
 ```
-curl https://dergigi.com/PGP.txt | gpg --import
+curl https://raw.githubusercontent.com/joinmarket-webui/jam-docker/refs/heads/master/standalone/pubkeys/tbk.asc | gpg --import
 ```
 
 and [verify the git tag][verify-tag] of your local copy:
 
-[verify-tag]: https://git-scm.com/docs/git-verify-tag
-
 ```
-git verify-tag v0.0.10
+git verify-tag v0.3.0
 ```
 
 This should produce an output that contains "good signature" as well as the key fingerprint mentioned above:
 
 ```
-gpg: Signature made Fr  5 Aug 14:17:58 2022 CEST
-gpg:                using RSA key 8198A18530A522A09561243989C4A25E69A5DE7F
-gpg: Good signature from "Gigi <[email protected]>" [unknown]
-...
-Primary key fingerprint: 8198 A185 30A5 22A0 9561  2439 89C4 A25E 69A5 DE7F
+gpg: Signature made Wed 02 Oct 2024 10:19:46 AM UTC
+gpg:                using RSA key 355022257551EAB126D75616E8070AF0053AAC0D
+gpg: Good signature from "theborakompanioni (no comment) <[email protected]>" [unknown]
+gpg: WARNING: This key is not certified with a trusted signature!
+gpg:          There is no indication that the signature belongs to the owner.
+Primary key fingerprint: 3550 2225 7551 EAB1 26D7  5616 E807 0AF0 053A AC0D
 ```
 
 ---
@@ -38,9 +39,41 @@ the version number on the [releases page][releases] on GitHub.
 
 It should say that _"This tag was signed with the committer’s verified
 signature"_ and show you the last 16 characters of the GPG key ID listed above
-(`89C4 A25E 69A5 DE7F`).
+(`E807 0AF0 053A AC0D`).
+
+### Before v0.3.0
+
+Releases before v0.3.0 were signed with [dergigi's PGP key][gigi] which has the following fingerprint:
+
+```
+8198 A185 30A5 22A0 9561 2439 89C4 A25E 69A5 DE7F
+```
+
+To verify a specific release, import the key
 
+```
+curl https://dergigi.com/PGP.txt | gpg --import
+```
+
+and [verify the git tag][verify-tag] of your local copy:
+
+```
+git verify-tag v0.0.10
+```
+
+This should produce an output that contains "good signature" as well as the key fingerprint mentioned above:
+
+```
+gpg: Signature made Fr  5 Aug 14:17:58 2022 CEST
+gpg:                using RSA key 8198A18530A522A09561243989C4A25E69A5DE7F
+gpg: Good signature from "Gigi <[email protected]>" [unknown]
+...
+Primary key fingerprint: 8198 A185 30A5 22A0 9561  2439 89C4 A25E 69A5 DE7F
+```
+
+[verify-tag]: https://git-scm.com/docs/git-verify-tag
 [releases]: https://github.com/joinmarket-webui/jam/releases
 [contributors]: https://github.com/joinmarket-webui/jam/graphs/contributors
-[now]: https://www.blockstream.info/block-height/742834
+[now]: https://www.blockstream.info/block-height/863123
+[tbk]: https://raw.githubusercontent.com/joinmarket-webui/jam-docker/refs/heads/master/standalone/pubkeys/tbk.asc
 [gigi]: https://dergigi.com/pgp/