ISRC GBDGQ0816202
Verified recording
GBDGQ0816202 is “Symphony No. 4: II. In gemächlicher Bewegung. Ohne Hast” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x99ac17eb544515519bbd11c4112779b87a648de40a533a861e7f982f7022937a and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ0816202.
Recording identifiers
- ISRC
- GBDGQ0816202
- Title
- Symphony No. 4: II. In gemächlicher Bewegung. Ohne Hast
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x99ac17eb544515519bbd11c4112779b87a648de40a533a861e7f982f7022937a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:0e611244906e4740608ae0afdeaee1c3f13dc0d9ef57178615f1c747f407020c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBDGQ0816202
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Symphony No. 4: II. In gemächlicher Bewegung. Ohne Hast · Machine-readable JSON-LD