{"hash":"a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf","manifest":"{\"v\":\"wb1\",\"archive\":\"wayback\",\"snapshotUrl\":\"https://web.archive.org/web/20150217052949id_/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/\",\"originalUrl\":\"http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/\",\"mementoDatetime\":\"2015-02-17T05:29:49.000Z\",\"contentSha256\":\"18480ad1259c12c791ec4e263f988cd2f7b7e88c81d1b652f24ef538be4af8e7\",\"contentBytes\":6311,\"contentType\":\"text/html; charset=utf-8\",\"archiveDigest\":{\"alg\":\"sha1-base32\",\"value\":\"PP3WQ2EQIDZIBMLW2Q5RZ6KPPGP2TRAB\"},\"retrievedAt\":\"2026-09-14T02:39:15.317Z\"}","archive":"wayback","snapshotUrl":"https://web.archive.org/web/20150217052949id_/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/","originalUrl":"http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/","mementoDatetime":"2015-02-17T05:29:49.000Z","contentSha256":"18480ad1259c12c791ec4e263f988cd2f7b7e88c81d1b652f24ef538be4af8e7","contentBytes":6311,"contentType":"text/html; charset=utf-8","archiveDigest":{"alg":"sha1-base32","value":"PP3WQ2EQIDZIBMLW2Q5RZ6KPPGP2TRAB"},"responseHeaders":{"memento-datetime":"Tue, 17 Feb 2015 05:29:49 GMT","link":"<http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/>; rel=\"original\", <https://web.archive.org/web/timemap/link/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/>; rel=\"timemap\"; type=\"application/link-format\", <https://web.archive.org/web/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/18/>; rel=\"timegate\"","content-type":"text/html; charset=utf-8","x-archive-src":"alexa20150217-31/52_44_20150217052902_crawl303.arc.gz","x-archive-orig-date":"Tue, 17 Feb 2015 05:29:49 GMT"},"httpStatus":200,"retrievedAt":"2026-09-14T02:39:15.317Z","anchored":true,"txid":"1fed0ce64637db1a05ead52cc232fd1081aaee5bb4fee971994e3815dac66015","network":"main","status":"active","spv":{"blockHeight":966669,"merkleRoot":"796839efb747c4dff283521d7e54821d15a1d772bcb33db597beb056b4dc5420","index":1262,"nodes":["1a43c7922d0d1b0581f25b71c51cffbf5be7fb547b9129599f55a24965b82ae7","ddb448bbe09d59042ebbd005e0247a75641a72d4454618ac80f9d85f831b2dbb","6378a15e1e0790638bf2ac72295d6ed38f6d326a054041abe8411c19dc5e602b","aaf1e770d92c69a4e8f01fecd7a825dc7af47ea534690a574bb37b0da1296cde","35bf0087dcf678605972d374c0d9eef6248f6028cddac943ff9069e971e2e81d","1dbf08b37a1e6b55d5f42b184f9dc2cd32401d3b8aa85535c7d14eb54a03a2f2","483d7742d1b31c305ab2bbdbc5463b3d64f45723a15bccd81fac4a0c1a68abf5","0407e11d2656373e6c362069949084230c8c51066ed6540553dba77b4ba7385b","6255d48a1fd43a1607bce8d6e0e54f680d3bffe55ea26d2f8e889091ffb65661","ad803e3b2af097273451568682bdc016241b9d008ac982970bf2cbd47c572c30","31d27b5c104ded7709eb6c1177fce49c61f216ed4d539cc5bffbab2447f737a6"],"provedAt":"2026-09-14T07:58:43.232Z"},"confirmed":true,"anchorState":"confirmed","anchorNote":"provably included in a block — a Merkle proof against our own headers exists","manifestUrl":"https://bsv.cx/wb/a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf/manifest","contentUrl":"https://bsv.cx/wb/a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf/content","explorer":"https://whatsonchain.com/tx/1fed0ce64637db1a05ead52cc232fd1081aaee5bb4fee971994e3815dac66015","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/a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf/content","manifest":"https://bsv.cx/wb/a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf/manifest","verify":"sha256(content) === 18480ad1259c12c791ec4e263f988cd2f7b7e88c81d1b652f24ef538be4af8e7 (the manifest's contentSha256), and sha256(manifest) === a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf (the anchored id). Match against the transaction OP_RETURN \"bsv.cx / wb1 / a8fda2ee650e3106d6535739fa18e33412c9afb564f35bccf6dad5cc43fab8cf\"."}}