ISRC DEF057901002
Verified recording
DEF057901002 is “Musical Offering, BWV 1079: 4d. Canon 4 a 2 per augmentationem, contrario motu” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x683a5ab783ad1c8a3748ddfec3e0830e19b58b55257a0a0b653b02fbcb12ce27 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/DEF057901002.
Recording identifiers
- ISRC
- DEF057901002
- Title
- Musical Offering, BWV 1079: 4d. Canon 4 a 2 per augmentationem, contrario motu
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x683a5ab783ad1c8a3748ddfec3e0830e19b58b55257a0a0b653b02fbcb12ce27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:bdc31d9f02806a211e52212af197408fc58de07ca3fa10fecd452a6b8e5255a3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901002
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Musical Offering, BWV 1079: 4d. Canon 4 a 2 per augmentationem, contrario motu · Machine-readable JSON-LD