ISRC DEF058700032
Verified recording
DEF058700032 is “Symphony No. 9: IIb. Poco più mosso subito. Tempo II - Live at Konzerthaus, Vienna, 1987” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x27cb1b601e73085c14decee968b653e88102b54b9e886be57b2b0aaeb8fe4e49 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700032.
Recording identifiers
- ISRC
- DEF058700032
- Title
- Symphony No. 9: IIb. Poco più mosso subito. Tempo II - Live at Konzerthaus, Vienna, 1987
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x27cb1b601e73085c14decee968b653e88102b54b9e886be57b2b0aaeb8fe4e49
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:f5c1baa49883e9c13f43de9d26745b92f202e95ec0b4959bc104342df0c57510- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058700032
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Symphony No. 9: IIb. Poco più mosso subito. Tempo II - Live at Konzerthaus, Vienna, 1987 · Machine-readable JSON-LD