ISRC DEF057530002
Verified recording
DEF057530002 is “Requiem, K. 626: I. Introitus. Requiem aeternam - Recorded 1975” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3382ebab2d26917b902d387bc93e43025879356ed2564d91d75cdc72b20a6f36 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530002.
Recording identifiers
- ISRC
- DEF057530002
- Title
- Requiem, K. 626: I. Introitus. Requiem aeternam - Recorded 1975
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3382ebab2d26917b902d387bc93e43025879356ed2564d91d75cdc72b20a6f36
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:dd093f588f86fbd632441658f65fd60f9e2287c48fd24e1fe62aaf6fb60f3606- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057530002
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Requiem, K. 626: I. Introitus. Requiem aeternam - Recorded 1975 · Machine-readable JSON-LD