ISRC USUM70504643
Verified recording
USUM70504643 is “Spank Thru - 1985 Fecal Matter Demo” by Nirvana,
registered on the CopyrightChains blockchain with CopyrightID
0x9e46ecffe793d9910b1a41c65b8eb83f76c690bea710f276f76f28016d928b3a and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70504643.
Recording identifiers
- ISRC
- USUM70504643
- Title
- Spank Thru - 1985 Fecal Matter Demo
- Artist
- Nirvana
- CopyrightID (CopyrightChains transaction hash)
0x9e46ecffe793d9910b1a41c65b8eb83f76c690bea710f276f76f28016d928b3a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:7f2f7d62c4b571a4cefd96e91ba68cb80a3acc4158a4ee592bcd361b8a236779- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70504643
- Bitcoin block existence check
- https://blockstream.info/api/block/953528
Full record
Track page: Spank Thru - 1985 Fecal Matter Demo · Machine-readable JSON-LD