ISRC DEF058831703
Verified recording
DEF058831703 is “Fierrabras, D. 796, Act I: No. 2, Duet. O mög' auf froher Hoffnung Schwingen” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x7308d14d63fd4529a14982492bb60180bca9d4dd169453bbb959d765ebcfbb90 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831703.
Recording identifiers
- ISRC
- DEF058831703
- Title
- Fierrabras, D. 796, Act I: No. 2, Duet. O mög' auf froher Hoffnung Schwingen
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x7308d14d63fd4529a14982492bb60180bca9d4dd169453bbb959d765ebcfbb90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:20fbe643a4ce73ef10a85c5f3aab98a4b9e78cac23ce3a136c2e7ece92322d34- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058831703
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Fierrabras, D. 796, Act I: No. 2, Duet. O mög' auf froher Hoffnung Schwingen · Machine-readable JSON-LD