ISRC DEF058400040
Verified recording
DEF058400040 is “The Swan of Tuonela, Op. 22 No. 2” by Jean Sibelius,
registered on the CopyrightChains blockchain with CopyrightID
0xd4360b2e3ac24f5e39b034a8c4fa985a7c4d59b95f8be7ae2b687f7c111afe77 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/DEF058400040.
Recording identifiers
- ISRC
- DEF058400040
- Title
- The Swan of Tuonela, Op. 22 No. 2
- Artist
- Jean Sibelius
- CopyrightID (CopyrightChains transaction hash)
0xd4360b2e3ac24f5e39b034a8c4fa985a7c4d59b95f8be7ae2b687f7c111afe77
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:561d005c8dc8578353b1a45cc3184a16a64668c41314b4dac6ab48b5e289217d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058400040
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: The Swan of Tuonela, Op. 22 No. 2 · Machine-readable JSON-LD