Catalog session #133

go-net/http 1.26.4 on Alpine Linux 3.24.1 — identity declared before the run, captured through the live edge.

Verification	controlled
Runner	container
Registered	2026-07-01 22:43
Captured	2026-07-01 22:43
Driver	`capture-matrix/0b2b54c`
Run	`backfill-2026-07-02-084213`
Mode	`prod`
Image	`fpcap-go-http`
Image digest	`sha256:5b618ec878db`
Matrix SHA-256	`6c4034bc7dbd`
Raw client version	`go version go1.26.4 linux/amd64`
Requested version	`1.26.4`
Released	`2026-05-29T15:26:39Z`

Captures (1)

The first capture is the registration page view; probe captures are the beacon hitting each configured origin with this session's correlation id — for browsers that is how one session records both the TCP and QUIC stacks.

2026-07-01 22:43 · page · tcp (HTTP/2) · thumbprint.me

TLS ClientHello (JA4)	`t13d1312h2_f57a46bbacb6_ab7e3b40a677`
HTTP request (JA4H)	`ge20nn020000_b89ce445e0b3_000000000000_000000000000`
HTTP/2 frames (Akamai)	`2:0;4:4194304;5:16384;6:10485760\|1073741824\|0\|a,m,p,s`
TCP SYN (p0f)	`4:54+10:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0`
TCP SYN (JA4T)	`64240_2-4-8-1-3_1460_10`
User-Agent	`Go-http-client/2.0`

verbatim wire tuple (immutable evidence, includes raw variants)

{
  "akamai_h2": "2:0;4:4194304;5:16384;6:10485760|1073741824|0|a,m,p,s",
  "alpn": "h2",
  "ja4": "t13d1312h2_f57a46bbacb6_ab7e3b40a677",
  "ja4_o": "t13d1312h2_45672f90a73c_1b1d6b47de61",
  "ja4_r": "t13d1312h2_1301,1302,1303,c009,c00a,c013,c014,c02b,c02c,c02f,c030,cca8,cca9_0005,000a,000b,000d,0012,0017,002b,0032,0033,ff01_0804,0403,0807,0805,0806,0401,0501,0601,0503,0603",
  "ja4_ro": "t13d1312h2_c02b,c02f,c02c,c030,cca9,cca8,c009,c013,c00a,c014,1301,1302,1303_0000,000b,ff01,0017,0012,0005,000a,000d,0032,0010,002b,0033_0804,0403,0807,0805,0806,0401,0501,0601,0503,0603",
  "ja4h": "ge20nn020000_b89ce445e0b3_000000000000_000000000000",
  "ja4h_r": "ge20nn020000_accept-encoding,user-agent__000000000000",
  "tcp_ja4t": "64240_2-4-8-1-3_1460_10",
  "tcp_p0f": "4:54+10:0:1460:mss*44,10:mss,sok,ts,nop,ws:df,id+:0",
  "tls_cipher": "TLS_AES_128_GCM_SHA256",
  "tls_version": "TLSv1.3",
  "user_agent": "Go-http-client/2.0"
}

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