Dialogue: Dear reader ...

Recording by Walter Cronkite.

Recording identifiers

ISRC
USBC19505336
CopyrightID (CopyrightChains transaction hash)
0xed2805046bae590ef8e15587c82114a45b35922d48dfc2b469758c1709ee1b3c
Copyright registration time
2026-07-30T10:51:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T11:13:28Z
Bitcoin block
960250
Canonical record hash
sha256:24ae8cda9138851b25144b906fdece995926f5b433ca7d72a8362f629e90db15

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.