{"hash":"26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2","manifest":"{\"v\":\"wb1\",\"archive\":\"wayback\",\"snapshotUrl\":\"https://web.archive.org/web/20170515225309id_/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/\",\"originalUrl\":\"http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/\",\"mementoDatetime\":\"2017-05-15T22:53:09.000Z\",\"contentSha256\":\"7e8c4aaa72a800bb89f14e8212a2c8b119c7d79fabe747c4b1523009c0edd617\",\"contentBytes\":5191,\"contentType\":\"text/html; charset=utf-8\",\"archiveDigest\":{\"alg\":\"sha1-base32\",\"value\":\"QLJN6S5GE3OFWTVE6QOASNPKZNMDXT7Y\"},\"retrievedAt\":\"2026-09-15T22:21:00.735Z\"}","archive":"wayback","snapshotUrl":"https://web.archive.org/web/20170515225309id_/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/","originalUrl":"http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/","mementoDatetime":"2017-05-15T22:53:09.000Z","contentSha256":"7e8c4aaa72a800bb89f14e8212a2c8b119c7d79fabe747c4b1523009c0edd617","contentBytes":5191,"contentType":"text/html; charset=utf-8","archiveDigest":{"alg":"sha1-base32","value":"QLJN6S5GE3OFWTVE6QOASNPKZNMDXT7Y"},"responseHeaders":{"memento-datetime":"Mon, 15 May 2017 22:53:09 GMT","link":"<http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/>; rel=\"original\", <https://web.archive.org/web/timemap/link/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/>; rel=\"timemap\"; type=\"application/link-format\", <https://web.archive.org/web/http://satoshi.nakamotoinstitute.org:80/emails/cryptography/4/>; rel=\"timegate\"","content-type":"text/html; charset=utf-8","x-archive-src":"alexa20170516-37/52_58_20170515225300_crawl303.arc.gz","x-archive-orig-date":"Mon, 15 May 2017 22:53:09 GMT"},"httpStatus":200,"retrievedAt":"2026-09-15T22:21:00.735Z","anchored":true,"txid":"a9bf5863fae2cf6413f95a958403321aa1d6ad8262750da11ee1f31478a36d74","network":"main","status":"active","spv":{"blockHeight":966920,"merkleRoot":"b686839b1b559b3ff827a63adad37c91ae458a2d6ab6792a5c4c40a894024f72","index":271,"nodes":["6be4b4a0f883a7623e00e8a84c04cfbc2f9989aa699e3f86238b8eb6fdd37225","a15bf439e349d226544286943515f7ba3f638c6061a6431d6a2b0f4c1461bf25","e92cb384172accc237bce4b33a7d661d1a287b64f43d59bf2eec275a3d5fdc3e","6a903822693aa03e35bdc53c456326796ea86bfcb43c85ad2bfc070039b69b79","98d45f6c5905b41b1a0bca8ddd40cc19adccd3f75e021ec4d864f420786c0824","4b2399718375e958cbc26c906f792fa5b1ed433184aa1a1732d1833141baed49","19367b4e390981f0576d955ac1ce1f7ea65651a811b39a90af8d3d0e505215fa","a4ebd1551270b25ffa48b47fdcf75b9bbc58699368e6d06a831da56842bbe603","a321d43ffd296a694aabbb410cc36fa56edfbbc8c1be900b6184969c37fbd841"],"provedAt":"2026-09-16T00:38:43.115Z"},"confirmed":true,"anchorState":"confirmed","anchorNote":"provably included in a block — a Merkle proof against our own headers exists","manifestUrl":"https://bsv.cx/wb/26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2/manifest","contentUrl":"https://bsv.cx/wb/26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2/content","explorer":"https://whatsonchain.com/tx/a9bf5863fae2cf6413f95a958403321aa1d6ad8262750da11ee1f31478a36d74","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/26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2/content","manifest":"https://bsv.cx/wb/26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2/manifest","verify":"sha256(content) === 7e8c4aaa72a800bb89f14e8212a2c8b119c7d79fabe747c4b1523009c0edd617 (the manifest's contentSha256), and sha256(manifest) === 26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2 (the anchored id). Match against the transaction OP_RETURN \"bsv.cx / wb1 / 26574449ebd0732b48ec4c6769abd5226d75233abe6f60d3cd91fa4a52f10bb2\"."}}