ISRC USFI85700541
Verified recording
USFI85700541 is “Yesterdays” by Vince Guaraldi Trio,
registered on the CopyrightChains blockchain with CopyrightID
0xdf170d0963d01926470f4a7cfb5ec002f29c3695d996b0cbbff00cf00ef0b4f0 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/USFI85700541.
Recording identifiers
- ISRC
- USFI85700541
- Title
- Yesterdays
- Artist
- Vince Guaraldi Trio
- CopyrightID (CopyrightChains transaction hash)
0xdf170d0963d01926470f4a7cfb5ec002f29c3695d996b0cbbff00cf00ef0b4f0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:ce3f5163806cf299f5d6796dbcd39d1c6d22f8dab20b408d54f2772836bb512c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFI85700541
- Bitcoin block existence check
- https://blockstream.info/api/block/956304