There is an existing tag for podcast guids in NIP 73: https://github.com/nostr-protocol/nips/blob/master/73.md
Not sure what clients if any support it, but it's there.
Eric P
npub1z6…0amwj
2025-01-25 04:07:00 UTC
in reply to nevent1q…mxrt
Author Public Key
npub1z6g2q9jtj3zg8598lzcq2dgffgjprx9nljax0gzxzp3r3jjwa6pq20amwjPublished at
2025-01-25 04:07:00 UTCEvent JSON
{
"id": "d428ca33f52fc7c52347786143305b7537eb2be7366b443c945e5efc99681aa4",
"pubkey": "1690a0164b944483d0a7f8b00535094a241198b3fcba67a046106238ca4eee82",
"created_at": 1737778020,
"kind": 1,
"tags": [
[
"e",
"84b44bde1073975999aa082bd0f5dedf41bd60df2e00ef644caf1a9ffb67d02d",
"",
"reply",
"3f7467dbae4bbcc911e5f0600713ccf7c95153b88f14b08071e458ae32d5d7b3"
],
[
"e",
"ba63f2bbefc5568ae212d39e6510d5a57eba576646fceb4ae034f452bc4d39ce",
"",
"root",
"3f7467dbae4bbcc911e5f0600713ccf7c95153b88f14b08071e458ae32d5d7b3"
],
[
"p",
"3f7467dbae4bbcc911e5f0600713ccf7c95153b88f14b08071e458ae32d5d7b3"
],
[
"proxy",
"https://podcastindex.social/@ericpp/113887020321256675",
"web"
],
[
"proxy",
"https://podcastindex.social/users/ericpp/statuses/113887020321256675",
"activitypub"
],
[
"L",
"pink.momostr"
],
[
"l",
"pink.momostr.activitypub:https://podcastindex.social/users/ericpp/statuses/113887020321256675",
"pink.momostr"
],
[
"-"
]
],
"content": "There is an existing tag for podcast guids in NIP 73: https://github.com/nostr-protocol/nips/blob/master/73.md\n\nNot sure what clients if any support it, but it's there.",
"sig": "c538f1fedb4f325deddd4ca8153d876acdfdfbe9ab1c09b17cca09ae2a6728f0649f01214422924307cd4897bc73158bc62d96ace0b065a98e389b6c4d1d05eb"
}