創造『スーパーマリオブラザーズ35周年』より[ORIGINAL COVER][オルゴール]
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by artist: プレミアムオルゴールサウンド
in album: ベストヒットポップス~2021最新オルゴールSONGS~VOL.3
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  date published: 2021-03-15
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f7911fb9f3798f7666633ecf47919bd97988555d5744762200bb1310fa64766. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB952102163.
  date published: 2026-07-08T03:53:27Z
audio: 創造『スーパーマリオブラザーズ35周年』より[ORIGINAL COVER][オルゴール]
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