ISRC NLA509001304
Verified recording
NLA509001304 is “Symphony No. 3: IV. Sehr langsam. Misterioso. O Mensch! Gib acht!” by Gustav Mahler,
registered on the CopyrightChains blockchain with CopyrightID
0x0fe41b88b07b9a5f8bd9f27d09ce6f4da6da354e4c75a19cca16736bb31d00be 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/NLA509001304.
Recording identifiers
- ISRC
- NLA509001304
- Title
- Symphony No. 3: IV. Sehr langsam. Misterioso. O Mensch! Gib acht!
- Artist
- Gustav Mahler
- CopyrightID (CopyrightChains transaction hash)
0x0fe41b88b07b9a5f8bd9f27d09ce6f4da6da354e4c75a19cca16736bb31d00be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e81a47a43aa8230ee372848c724e81ea0904918508e46415c23ba350b2fbd1e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509001304
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Symphony No. 3: IV. Sehr langsam. Misterioso. O Mensch! Gib acht! · Machine-readable JSON-LD