Sei Lá

Recording by Portal Sessions.

Recording identifiers

ISRC
TCAIT2449003
CopyrightID (CopyrightChains transaction hash)
0x9f186546ee98701adede10d43b2c4db1a71f7bfd9bdae4bc8b069d8567446477
Copyright registration time
2026-07-07T08:56:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:8e21057d617e5d06eb4aba2f90da186a2e2baeff7ea68a7eb2f4a24d447bf1f6

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.