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347.5, "scope3KgCO2e": 225, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-C-202504", "tonnesRetired": 1, "retiredAt": "2025-05-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "8yyNvh4oqOBnLF5O3DPMN6uuJCYrsES2YojOCHbI3wQmHepVPS44WqyUl26PaU6PMPRPy8ERnZd-CD5A-iepDw" } } }, { "commit": "2025-06-03T12:00:00Z", "hash": "ac119060a6905730efeb012bf00ea4c6be765add6b31fdd6f9811d048ade2f14", "event": { "type": "EnergyAttested", "network": "ledger.example", "subject": "did:web:op-a.example", "actor": "did:web:op-a.example", "prev": "04cad826815b762d1024343434cba6b58c60917c15545c17bcefb590a0961c20", "ts": "2025-06-01T08:00:00Z", "payload": { "period": { "start": "2025-05-01T00:00:00Z", "end": "2025-06-01T00:00:00Z" }, "nodeCount": 3, "kWhConsumed": 18149, "measurementMethod": 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"event": { "type": "CarbonAttested", "network": "ledger.example", "subject": "did:web:op-b.example", "actor": "did:web:op-b.example", "prev": "75119ed45a3e8d5f9b08fd29477aa607b40ab18af70f9bd7afb59fc09aa29252", "ts": "2025-06-01T08:00:00Z", "payload": { "period": { "start": "2025-05-01T00:00:00Z", "end": "2025-06-01T00:00:00Z" }, "scope2KgCO2e": 352.25, "scope2LocationKgCO2e": 347.5, "scope3KgCO2e": 220, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-B-202505", "tonnesRetired": 1, "retiredAt": "2025-06-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "tQN3QZ5aFB59-WQLZProlb-KzWb-3B6BqWQLcsp_sB9FsUHgUusVU_rl9V-1J2_O3TD54CKo1CgIS-16ramUAQ" } } }, { "commit": "2025-06-03T12:04:00Z", "hash": "40b3d71b9b5c7c3f31f360eaf56647e9daaa2c5b64fc1cd67d78db861bd39ebd", "event": { 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"2025-10-01T08:00:00Z", "payload": { "period": { "start": "2025-09-01T00:00:00Z", "end": "2025-10-01T00:00:00Z" }, "scope2KgCO2e": 334.25, "scope2LocationKgCO2e": 347.5, "scope3KgCO2e": 215, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-A-202509", "tonnesRetired": 1, "retiredAt": "2025-10-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "uRdRF_nfDz_fBj_HPp-ABOsk6nr5fkFGN9tRnULmNMXMqbiwFIbRF6RKST5Rdbw_OWij5uthXdM9LazZ3JyADA" } } }, { "commit": "2025-10-03T12:02:00Z", "hash": "1c3459e03ae093f1f9a807d159431c3eced2ec164f42dc2146d705fe9aa55d5a", "event": { "type": "EnergyAttested", "network": "ledger.example", "subject": "did:web:op-b.example", "actor": "did:web:op-b.example", "prev": "68df28cf8ada4d59e98d4bf621d4e4782714d7c93a018e031945dc3107e65870", "ts": 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"05aa2133adbe4e44cac47e71bdf5b167849f5e3f74da3925eb7bcba4bae9173b", "ts": "2026-03-01T08:00:00Z", "payload": { "period": { "start": "2026-02-01T00:00:00Z", "end": "2026-03-01T00:00:00Z" }, "scope2KgCO2e": 376.75, "scope2LocationKgCO2e": 347.5, "scope3KgCO2e": 225, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-C-202602", "tonnesRetired": 1, "retiredAt": "2026-03-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "3pHeWKuvrqRusIyh9eGFP4UtoM6fmBwESMVolL7_TpfYfJcR6ybSfLK-cteJ6_UA96x1PcsjapOs31rTKM6WBg" } } }, { "commit": "2026-04-03T12:00:00Z", "hash": "d3d7c3e05cd9f3e06fc8c64e5d0109385d6f10f1be8ab1a624b4befb2a412ed2", "event": { "type": "EnergyAttested", "network": "ledger.example", "subject": "did:web:op-a.example", "actor": "did:web:op-a.example", "prev": "66c4d0fab2bfb7ce0a06e497e1abe9c1f2af05c9170af8fe731bf61fab6e1a62", "ts": "2026-04-01T08:00:00Z", "payload": { "period": { "start": "2026-03-01T00:00:00Z", "end": "2026-04-01T00:00:00Z" }, "nodeCount": 3, "kWhConsumed": 18521.5, "measurementMethod": "hardware-metered", "evidence": "ipfs://bafy-energy-example" }, "sig": { "alg": "Ed25519", "value": "-6n9liV7MkEbWLfU6aXrlcCHPuOg4u_HRDKtkhvzoiHhkcxvmt86wq4afP0RjYhl6GqO5-S9ips6NXRHxooSDA" } } }, { "commit": "2026-04-03T12:01:00Z", "hash": "cfde81875be5a086a916b57a838d2fae18d93cbe92ee2a197eb8722b09c156d0", "event": { "type": "CarbonAttested", "network": "ledger.example", "subject": "did:web:op-a.example", "actor": "did:web:op-a.example", "prev": "24150f6182a0f8a76b8296249410e156ce63ab2ec1ee5a7dadd2101cd75a535b", "ts": "2026-04-01T08:00:00Z", "payload": { "period": { "start": "2026-03-01T00:00:00Z", "end": "2026-04-01T00:00:00Z" }, "scope2KgCO2e": 337.25, "scope2LocationKgCO2e": 347.5, "scope3KgCO2e": 215, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-A-202603", "tonnesRetired": 1, "retiredAt": "2026-04-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "Ceko9UNu6yDRN7Khj0wFU4UKpZxQBXTfOCoEnq5aSDdggIJW7a4gNB7J8PhZ5tYnfxT8P32ALcagbvRDwjMtCQ" } } }, { "commit": "2026-04-03T12:02:00Z", "hash": "a86d3763ea86628380f98298549aaddf935128af829be96aa78bfc55c00d5fbe", "event": { "type": "EnergyAttested", "network": "ledger.example", "subject": "did:web:op-b.example", "actor": "did:web:op-b.example", "prev": "9bbab9972d68d99a8b7d297d5785b0f316bf05ec09a97daddbbdc8b306003670", "ts": "2026-04-01T08:00:00Z", "payload": { "period": { "start": "2026-03-01T00:00:00Z", "end": "2026-04-01T00:00:00Z" }, "nodeCount": 4, "kWhConsumed": 20021.5, "measurementMethod": "hardware-metered", "evidence": "ipfs://bafy-energy-example" }, "sig": { "alg": "Ed25519", "value": "FJq2utoMenqLBTm-nozrIMWHNMB9lOR-OqeiDR1tYPr-LTrzjzNF9iazsbdELXy_g_EUc9NDCgNn5YAno9d3Dg" } } }, { "commit": "2026-04-03T12:03:00Z", "hash": "0f4cbbba1c0735cfa531083d2605108aa443bff44417fd3dbfcdc7e466458aa1", "event": { "type": "CarbonAttested", "network": "ledger.example", "subject": "did:web:op-b.example", "actor": "did:web:op-b.example", "prev": "fab0dcfd7795cd9e8cc44b8d008ff5b58a736b96379e2d0c7400a3e5f5e02d35", "ts": "2026-04-01T08:00:00Z", "payload": { "period": { "start": "2026-03-01T00:00:00Z", "end": "2026-04-01T00:00:00Z" }, "scope2KgCO2e": 357.25, "scope2LocationKgCO2e": 347.5, "scope3KgCO2e": 220, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-B-202603", "tonnesRetired": 1, "retiredAt": "2026-04-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "Iso0a8UEcNq_56xTZSedSob6gf4_BOE7dzec0lYA1ozgTGcnuP_OrufCJyhc5WtArZK2f1TcTCw-GRBbBolIDg" } } }, { "commit": "2026-04-03T12:04:00Z", "hash": "f5530d128f3638545025ee3045ae6ca26da1f9ffb8fb9c8b970940bf54470e44", "event": { "type": "EnergyAttested", "network": "ledger.example", "subject": "did:web:op-c.example", "actor": "did:web:op-c.example", "prev": "205fd1ea71a0565d1557174b743d3c24cfa7ef0d3fd3da336dbbc25e915cb0d5", "ts": "2026-04-01T08:00:00Z", "payload": { "period": { "start": "2026-03-01T00:00:00Z", "end": "2026-04-01T00:00:00Z" }, "nodeCount": 5, "kWhConsumed": 21521.5, "measurementMethod": "cloud-billing", "evidence": "ipfs://bafy-energy-example" }, "sig": { "alg": "Ed25519", "value": "QdeMqR14rk6o7aWLpP6oxXs41bW1--_XD9jtMEKDkUaGRyq3gdhvT9qa_SQMj4HcghzOT7yeK4obbvrqKOH7Bg" } } }, { "commit": "2026-04-03T12:05:00Z", "hash": "8bb717b0d12490f377d6a28fcc1bad47cd7d3d28cc5afb7a5ca2c52eb26cbbbd", "event": { "type": "CarbonAttested", "network": "ledger.example", "subject": "did:web:op-c.example", "actor": "did:web:op-c.example", "prev": "b8ace2f564fb54cddd99bbeb93a52a281048ed4589c1cbe3cf812fd952f47304", "ts": "2026-04-01T08:00:00Z", "payload": { "period": { "start": "2026-03-01T00:00:00Z", "end": "2026-04-01T00:00:00Z" }, "scope2KgCO2e": 377.25, "scope2LocationKgCO2e": 347.5, "scope3KgCO2e": 225, "gridIntensityRef": "Electricity Maps zone XX, 2025, annual average", "retirements": [ { "registry": "https://registry.example", "reference": "RET-C-202603", "tonnesRetired": 1, "retiredAt": "2026-04-02T00:00:00Z", "kg": 1000 } ], "offsetsKgCO2e": 1000, "netZero": true, "evidence": "https://ledger.example/evidence/carbon-example" }, "sig": { "alg": "Ed25519", "value": "l6gvEkOCLTok_d9rRIp6rfvtmpKAhC_oZNVrTaKYmxBnAK84CTTtwhosSrFgdaduB436IpU4NVr7YES9y5ZXCg" } } } ] }