ISRC FR7JM1978180

Verified recording

FR7JM1978180 is “Lieder und Gesänge aus der Jugendzeit: Ich ging mit Lust (acc. G. Mahler on Welte-Mignon Piano Rolls)” by Gustav Mahler, registered on the CopyrightChains blockchain with CopyrightID 0x83ca1eb53bc46a5a36f26f104c87153d81d16c5a056573ee40227ece99c42beb and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1978180.

Recording identifiers

ISRC
FR7JM1978180
Title
Lieder und Gesänge aus der Jugendzeit: Ich ging mit Lust (acc. G. Mahler on Welte-Mignon Piano Rolls)
Artist
Gustav Mahler
CopyrightID (CopyrightChains transaction hash)
0x83ca1eb53bc46a5a36f26f104c87153d81d16c5a056573ee40227ece99c42beb

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:cc0cf85d8f9440ce00a195f564f152badc899c20202cf1f130f03696bc8be9aa
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1978180
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Lieder und Gesänge aus der Jugendzeit: Ich ging mit Lust (acc. G. Mahler on Welte-Mignon Piano Rolls) · Machine-readable JSON-LD