The Swan's Tale

Recording by Ernesto Cortazar.

Recording identifiers

ISRC
TCAAU1183050
CopyrightID (CopyrightChains transaction hash)
0x5f2864cf495132df358f3b595d622982a817dc7fb7d3a0df563f0413b2c59fbc
Copyright registration time
2026-06-24T07:36:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d1dca0dec0e833d2f4f6db68a52d08962a25c3aac83f740d1a194583ef3f1387

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.