eco.astrosky.transient.gcn

lexicons.astrosky.eco

Schema Diff

+7 -1

From

CID
bafyreiaufiq5qpo...
Indexed At
2026-03-26 21:30 UTC
View this version

To

CID
bafyreifgaypdpl3...
Indexed At
2026-03-26 21:36 UTC
View this version

Compatibility Analysis

Backward Compatible

Backward compatible. 2 non-breaking changes.

Non-Breaking Changes (2)
  • AddedVertex AddedVertex { vertex_id: "eco.astrosky.transient.gcn:body.createdAt" }
  • AddedEdge AddedEdge { src: "eco.astrosky.transient.gcn:body", tgt: "eco.astrosky.transient.gcn:body.createdAt", kind: "prop", name: Some("createdAt") }

Migration Guidance

Added Elements

  • AddedVertex { vertex_id: "eco.astrosky.transient.gcn:body.createdAt" }

Additional Notes

  • Non-breaking: AddedEdge { src: "eco.astrosky.transient.gcn:body", tgt: "eco.astrosky.transient.gcn:body.createdAt", kind: "prop", name: Some("createdAt") }
1 1
{
2 2
  "id": "eco.astrosky.transient.gcn",
3 3
  "defs": {
4 4
    "main": {
5 5
      "key": "tid",
6 6
      "type": "record",
7 7
      "record": {
8 8
        "type": "object",
9 9
        "required": [
10 10
          "topic",
11 11
          "eventID",
12 -
          "data"
12 +
          "data",
13 +
          "createdAt"
13 14
        ],
14 15
        "properties": {
15 16
          "data": {
16 17
            "type": "string",
17 18
            "description": "Raw string-encoded JSON of the GCN event, which is in NASA GCN's JSON schema format. May be very large. Some exceptionally large fields (such as the localization image) should be removed before upload, and may be added separately as blobs in a future version of this schema."
18 19
          },
19 20
          "topic": {
20 21
            "type": "string",
21 22
            "maxLength": 128,
22 23
            "description": "GCN topic for the event.",
23 24
            "knownValues": [
24 25
              "gcn.circulars",
25 26
              "gcn.notices.chime.frb",
26 27
              "gcn.notices.dsa110.frb",
27 28
              "gcn.notices.einstein_probe.wxt.alert",
28 29
              "gcn.notices.icecube.lvk_nu_track_search",
29 30
              "gcn.notices.icecube.gold_bronze_track_alerts",
30 31
              "igwn.gwalert",
31 32
              "gcn.notices.superk.sn_alert",
32 33
              "gcn.notices.swift.bat.guano",
33 34
              "gcn.heartbeat"
34 35
            ]
35 36
          },
36 37
          "eventID": {
37 38
            "type": "integer",
38 39
            "minimum": 0,
39 40
            "description": "NASA Kafka stream event ID, sometimes referred to as 'offset' in their documentation."
41 +
          },
42 +
          "createdAt": {
43 +
            "type": "string",
44 +
            "format": "datetime",
45 +
            "description": "Client-declared timestamp when this post was originally created."
40 46
          }
41 47
        }
42 48
      },
43 49
      "description": "Repost of a NASA General Coordinates Network event on the ATProtocol. For the full NASA GCN schema definition, see https://github.com/nasa-gcn/gcn-schema"
44 50
    }
45 51
  },
46 52
  "$type": "com.atproto.lexicon.schema",
47 53
  "lexicon": 1
48 54
}

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