ISRC DEF057500521
Verified recording
DEF057500521 is “Mahagonny Songspiel: III. No. 2, Alabama Song "Oh Show Us the Way to the Next Whisky-Bar"” by Kurt Weill,
registered on the CopyrightChains blockchain with CopyrightID
0xe25cd1962beb964043fa81dab3b13ef0d6b42c70178c7c77596a982f09129f41 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/DEF057500521.
Recording identifiers
- ISRC
- DEF057500521
- Title
- Mahagonny Songspiel: III. No. 2, Alabama Song "Oh Show Us the Way to the Next Whisky-Bar"
- Artist
- Kurt Weill
- CopyrightID (CopyrightChains transaction hash)
0xe25cd1962beb964043fa81dab3b13ef0d6b42c70178c7c77596a982f09129f41
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:1ca83978b0f1d9cb5eb6b70221836e61927a3c1f2a67ce00cafb06351c1f47a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057500521
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mahagonny Songspiel: III. No. 2, Alabama Song "Oh Show Us the Way to the Next Whisky-Bar" · Machine-readable JSON-LD