ISRC DERK61732222
Verified recording
DERK61732222 is “Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x78e74a5dde9e4f495c820c661bd83c5ba9063535ceda0a84616bffd78595acc3 and independently timestamped
in Bitcoin block 960383 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK61732222.
Recording identifiers
- ISRC
- DERK61732222
- Title
- Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x78e74a5dde9e4f495c820c661bd83c5ba9063535ceda0a84616bffd78595acc3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:37+00:00
- Bitcoin block
- 960383
- Canonical record hash
sha256:7f602b18a37c9f23db5c9bcdf360eca295c5ebba9f933b7b8e726099299d7f25- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK61732222
- Bitcoin block existence check
- https://blockstream.info/api/block/960383
Full record
Track page: Symphony No. 3 in E-Flat Major, Op. 55 "Eroica": II. Marcia funebre. Adagio assai · Machine-readable JSON-LD