ISRC US2TL0926810
Verified recording
US2TL0926810 is “String Quartet No. 62 in C Major, Op. 76, No. 3, Hob.III:77, "Emperor": II. Poco adagio, cantabile” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x0b495c5e0897f5e7828f934713233814a89563813425d79f54daca6be577b7f5 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/US2TL0926810.
Recording identifiers
- ISRC
- US2TL0926810
- Title
- String Quartet No. 62 in C Major, Op. 76, No. 3, Hob.III:77, "Emperor": II. Poco adagio, cantabile
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x0b495c5e0897f5e7828f934713233814a89563813425d79f54daca6be577b7f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f36d93ac9166fe9ae5dd4c2385eadd342f208453ad107e2ecf775ff927d3bb50- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2TL0926810
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: String Quartet No. 62 in C Major, Op. 76, No. 3, Hob.III:77, "Emperor": II. Poco adagio, cantabile · Machine-readable JSON-LD