Agur esan baino lehen

Recording by Urtz.

Recording identifiers

ISRC
ESA081950041
CopyrightID (CopyrightChains transaction hash)
0x3b5accca3c40210b2b1f0059b362571a4bec7916d7d9c82c76a2916463896b99
Copyright registration time
2026-07-07T08:07:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d9dde9d0eeac4754b27d5047674add11f662c2e387d2cb5810fc3c16e6f7e72e

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.