ISRC DEF059933126
Verified recording
DEF059933126 is “Symphony No. 3: VIf. Langsam. Tempo I - Live” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x05e57f8222862d0c9f167d2a61282abcadd5aa3a5600a6e70087039a60685d93 and independently timestamped
in Bitcoin block 960209 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059933126.
Recording identifiers
- ISRC
- DEF059933126
- Title
- Symphony No. 3: VIf. Langsam. Tempo I - Live
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x05e57f8222862d0c9f167d2a61282abcadd5aa3a5600a6e70087039a60685d93
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:15:54+00:00
- Bitcoin block
- 960209
- Canonical record hash
sha256:96512406343f1d38a50498822dab8ab3a14b265987cb8e5b3f367b3621b1b9f4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059933126
- Bitcoin block existence check
- https://blockstream.info/api/block/960209
Full record
Track page: Symphony No. 3: VIf. Langsam. Tempo I - Live · Machine-readable JSON-LD