ISRC HUA253757803
Verified recording
HUA253757803 is “Oh Mammy Blue: Mammy blue” by Hubert Giraud,
registered on the CopyrightChains blockchain with CopyrightID
0x8bcee37c293d572668b77400063d0c31a61a2c911d388cb9cc84c5d26996bffc 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/HUA253757803.
Recording identifiers
- ISRC
- HUA253757803
- Title
- Oh Mammy Blue: Mammy blue
- Artist
- Hubert Giraud
- CopyrightID (CopyrightChains transaction hash)
0x8bcee37c293d572668b77400063d0c31a61a2c911d388cb9cc84c5d26996bffc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:cb147c237a0bf38e7bd75e8a2eb0f32c96c119292d5ba3fddbece4deec9e1874- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA253757803
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Oh Mammy Blue: Mammy blue · Machine-readable JSON-LD