Robert Spencer may refer to: Robert Spencer (artist) (1879–1931), American painter Robert Spencer (doctor) (1889–1969), American general practitioner known for his work as an illegal abortion provi
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd699a032999e993c69a96579f89f9f3ea6896f648fe1990ccb796343e7738a3f. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ec4a2290-f14f-4ef1-bbc7-ecadcfd12e22.json and https://artists.proofprofile.net/proofs/artist/ec4a2290-f14f-4ef1-bbc7-ecadcfd12e22.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Flow, my tears (Song from the Elizabethan England): Flow, my tears
Dowland: The Firste Booke of Songes, 1597: No. 17, Come Again, Sweet Love doth Now Invite
The Great EMI Recordings - English Songs: Dowland, Purcell, Arne, Parry, Stanford, Walton, Britten
Campion : The Third and Fourth Booke of Ayres, 1617: No. 14, Neuer loue vnlesse you can
Campion : The Third and Fourth Booke of Ayres, 1617: No. 1, Oft have I sigh'd for him that hears me not
Campion : The Third and Fourth Booke of Ayres, 1617: No. 7, If thou long'st so much to learn
Campion : The Third and Fourth Booke of Ayres, 1617: No. 25, Fain would I wed a fair young man
Tempro la cetra - (Marini)/Madrigals Book VII: Sinfonia - "Tempro la cetra" - Sinfonia a 5
Monteverdi: The Madrigals, Books 3,4,7,8 & 9
Non è di gentil core - (degl'Atti)/Madrigals Book VII
A quest'olmo - (Marini)/Madrigals Book VII
O come sei gentile - (Guarini)/Madrigals Book VII
Io son pur vezzosetta - Madrigals Book VII
Vorrei baciarti - (Marini)/Madrigals Book VII
Dice la mia bellissima Licori - (Guarini)/Madrigals Book VII
Ah, che non si conviene - Madrigals Book VII
Non vedrò mai le stelle - Madrigals Book VII
Ecco vicine o bella tigre - Madrigals Book VII
Perchè fuggi - (Marini)/Madrigals Book VII