Shotr

https://6or.cc

Shorted URL service powered by nostr.

Service to create shortened URLs using NIP-05. The operation is completed by a front-end application with some Nostr relays.

The person creating the shortened URL needs NIP-05 and NIP-07, but the person using the URL does not need anything.

Nostr

Nostr is the simplest open protocol. that is able to create a censorship-resistant global "social" network once and for all.

NIP-05

Mapping Nostr keys to DNS-based internet identifiers.

Shotr use NIP-05 in order to detect public key of user creating shorted URL.

Shorted URL Structure

<service baseurl>#<NIP-05 name>@<NIP-05 domain>/<tag key>/<tag value(content id)>

Sample: https://6or.cc/#[email protected]/s/15K

Original URL: https://snort.social/e/nevent1qqs9sw5jd30j6eugqxjm3cuka5vhfa6ylg8qsngfwgyf5l0efdd6xpcpz4mhxue69uhhyetvv9ujuerpd46hxtnfduhszrnhwden5te0dehhxtnvdakz7n85nnt

Application Event Structure

Save long url as Nostr Event.

{
  "kind": 30078,
  "created_at": <number>,
  "tags": [
    [
      "<tag eg. 's'>",
      "<duplicate checked random content_id>"
    ]
  ],
  "content": <your long url input>,
  "pubkey": "<your Nostr public key set as NIP-05>"
}

Event Filter

Those who use shortened URLs should use the following filters.

{
  kinds: [30078],
  authors: [<your Nostr public key set as NIP-5>],
  [`#${tagKey}`]: [<content id>],
}

Sequence

TBD

Install

yarn

Test

yarn dev

License

MIT License