ISRC USDEI8805033
Verified recording
USDEI8805033 is “Up in a Puff of Smoke (Rerecorded Version)” by Polly Brown,
registered on the CopyrightChains blockchain with CopyrightID
0x7f981337cc9b59bc152dab6a67993f2a6fe9e58fc48a5262d2632373f580f1f0 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDEI8805033.
Recording identifiers
- ISRC
- USDEI8805033
- Title
- Up in a Puff of Smoke (Rerecorded Version)
- Artist
- Polly Brown
- CopyrightID (CopyrightChains transaction hash)
0x7f981337cc9b59bc152dab6a67993f2a6fe9e58fc48a5262d2632373f580f1f0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:559ecdf05aa5efef9094874bd44cacf844de9faee1041ce2b61c8a1eb8ff3503- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDEI8805033
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Up in a Puff of Smoke (Rerecorded Version) · Machine-readable JSON-LD