Lamento et Rondo: I. Lamento

Recording by Pierre Sancan.

Recording identifiers

ISRC
SEAEL0230110
CopyrightID (CopyrightChains transaction hash)
0xfb113139bb302bde4b3f7fac5b4844c7e4b3a7ebd3dacaba2de06fbdb82a606a
Copyright registration time
2026-07-31T04:06:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T04:14:58Z
Bitcoin block
960344
Canonical record hash
sha256:c9fc3ac3aad76888cae1648294e936568e920819aa783cca38618808fd798426

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.