ISRC FRZ140523090
Verified recording
FRZ140523090 is “Des Knaben Wunderhorn: XIIa. Der Tamboursg'sell” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0xa28f2f25633101bd1c3ab604ee9e76c0511eea94d35d1dc2eed4edce4152ed71 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/FRZ140523090.
Recording identifiers
- ISRC
- FRZ140523090
- Title
- Des Knaben Wunderhorn: XIIa. Der Tamboursg'sell
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0xa28f2f25633101bd1c3ab604ee9e76c0511eea94d35d1dc2eed4edce4152ed71
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b7870b988b0d36ab65820a4a8e64a696e607ca2bb6ba44c38da69fa9c186055c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140523090
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Des Knaben Wunderhorn: XIIa. Der Tamboursg'sell · Machine-readable JSON-LD