{"hash":"976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2","manifest":"{\"v\":\"wb1\",\"archive\":\"wayback\",\"snapshotUrl\":\"https://web.archive.org/web/20151006093116id_/http://satoshi.nakamotoinstitute.org:80/emails/cryptography\",\"originalUrl\":\"http://satoshi.nakamotoinstitute.org:80/emails/cryptography\",\"mementoDatetime\":\"2015-10-06T09:31:16.000Z\",\"contentSha256\":\"a257850a98b7a748dbb2671ac6ccdd7c9aaaef63a4677af4d0d5a7e88914f8d1\",\"contentBytes\":6042,\"contentType\":\"text/html; charset=utf-8\",\"archiveDigest\":{\"alg\":\"sha1-base32\",\"value\":\"6XRRMJLSZQDONP6R3K6QHTQHNJYTNFML\"},\"retrievedAt\":\"2026-09-14T12:37:08.242Z\"}","archive":"wayback","snapshotUrl":"https://web.archive.org/web/20151006093116id_/http://satoshi.nakamotoinstitute.org:80/emails/cryptography","originalUrl":"http://satoshi.nakamotoinstitute.org:80/emails/cryptography","mementoDatetime":"2015-10-06T09:31:16.000Z","contentSha256":"a257850a98b7a748dbb2671ac6ccdd7c9aaaef63a4677af4d0d5a7e88914f8d1","contentBytes":6042,"contentType":"text/html; charset=utf-8","archiveDigest":{"alg":"sha1-base32","value":"6XRRMJLSZQDONP6R3K6QHTQHNJYTNFML"},"responseHeaders":{"memento-datetime":"Tue, 06 Oct 2015 09:31:16 GMT","link":"<http://satoshi.nakamotoinstitute.org:80/emails/cryptography/>; rel=\"original\", <https://web.archive.org/web/timemap/link/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/>; rel=\"timemap\"; type=\"application/link-format\", <https://web.archive.org/web/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/>; rel=\"timegate\"","content-type":"text/html; charset=utf-8","x-archive-src":"alexa20151006-25/51_48_20151006093034_crawl303.arc.gz","x-archive-orig-date":"Tue, 06 Oct 2015 09:31:16 GMT"},"httpStatus":200,"retrievedAt":"2026-09-14T12:37:08.242Z","anchored":true,"txid":"e21491a5aef810ec8a5ad747c4f94db72fb4a5b7a221eb3f833dc4b55a727684","network":"main","status":"active","spv":{"blockHeight":966721,"merkleRoot":"96cfe702209508383e7eb295cae6507de71f27e06c4075d1db2a8a4be649d75e","index":83434,"nodes":["80d35da14dcb2a37567457318380a3755b0fb52bec85607ebe3ebb6b343feb59","e37067eae5e6e0a39d6a53f9fb43fb5ca275973eeb6e0b41fb67631b4af1bda0","c78d1f81558f497f054a8423a21f14d96514a85b1b4fbf98a47f276407d4c93e","537a5d6eb1a5fb26fdb2c404f20e91aa9e61ae4e22cc0aba3cc788a0ad1eb250","e3cf9fc827c6fc011d8228fca647891df6b3f941c519dc1459d4f62a2dd233eb","a6d50f2d701e4db22522874fdd495d0f02692b7741f454bd61cd0de045314238","33370c533cf57de23a3cf3c2534a6989e6d4497d2aa26e1c44d37398ae9d1e43","a1b1afc01196355b7f4bc5822624ad91cfaa533d5b6e5bbb41446e37e8d5339b","5a59b944fe48c9430b24c25fa6944c6682f83231438d3e69144867530f200f1a","4f20ff3bbc590244687ee13c94e6b4c1dd9c40d42cff90b5307035e76c1ad1a2","83be0bba827afd2c038f5a36b006f15d71f1b4b2f78dc7862ab1cf6d771c8cd9","f72671c2b1fdaf9da14b3fa63b4ee04af9ea22836001dfe61dfeb658d8db5f36","ff27c18fda979fdc038f43ce90f5e65bfcefa4038812548dd71627a28bcdf389","f660a01f5d20b8c9b737531b275e71a10587a1ce126bb1b9b030b0b91b20526c","4214d58d2c1ff7ac01d36dc6e4aeba7e556a491a2ed9304c66797b2d8391514d","b8fbd8ef0f50916d70777c465846267573bf796d2318ed150d72eafd78279ce0","6abc833a3c98289564a2e6968927ac982779d5616f8c41331a181e95c6e71c23"],"provedAt":"2026-09-14T19:03:45.003Z"},"confirmed":true,"anchorState":"confirmed","anchorNote":"provably included in a block — a Merkle proof against our own headers exists","manifestUrl":"https://bsv.cx/wb/976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2/manifest","contentUrl":"https://bsv.cx/wb/976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2/content","explorer":"https://whatsonchain.com/tx/e21491a5aef810ec8a5ad747c4f94db72fb4a5b7a221eb3f833dc4b55a727684","howToVerify":["sha256(content bytes) must equal manifest.contentSha256","sha256(manifest bytes) must equal this hash","that hash appears in the OP_RETURN of txid (bsv.cx / wb1 / <hash>)","optionally: the content also matches the archive's own digest (archiveDigest)"],"proves":"the archive served this exact content for this snapshot as of the anchor block time; NOT the archive's original capture date","preserve":{"note":"Download and keep your own copy — bsv.cx does not guarantee to host these bytes indefinitely. Your saved file plus the manifest and the on-chain hash prove this snapshot without depending on bsv.cx.","keep":["content","manifest"],"content":"https://bsv.cx/wb/976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2/content","manifest":"https://bsv.cx/wb/976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2/manifest","verify":"sha256(content) === a257850a98b7a748dbb2671ac6ccdd7c9aaaef63a4677af4d0d5a7e88914f8d1 (the manifest's contentSha256), and sha256(manifest) === 976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2 (the anchored id). Match against the transaction OP_RETURN \"bsv.cx / wb1 / 976aaf525bbe7cfeb4cd32046a80f3c6c2f103fd96e5417636c688b0e7e194d2\"."}}