Sangre de Hielo

Recording by Mariana Montenegro.

Recording identifiers

ISRC
ES71G1941790
CopyrightID (CopyrightChains transaction hash)
0xe62e7ca1b7af2b0f8703b4e5a5551d91238296c204821581b869fab445043dde
Copyright registration time
2026-07-30T11:50:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:06:10Z
Bitcoin block
960254
Canonical record hash
sha256:74ead1c5930907ca01983693d74ec5e5007dea1cc702b096689ebcf3241d8c1b

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.