{"hash":"49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06","manifest":"{\"v\":\"wb1\",\"archive\":\"wayback\",\"snapshotUrl\":\"https://web.archive.org/web/20150825055343id_/http://satoshi.nakamotoinstitute.org/emails/cryptography/\",\"originalUrl\":\"http://satoshi.nakamotoinstitute.org/emails/cryptography/\",\"mementoDatetime\":\"2015-08-25T05:53:43.000Z\",\"contentSha256\":\"d8a7e5bf16d4a09b1f8a0a77cce31748aa3c3fcb368267455cb3e3c289a6d28a\",\"contentBytes\":6042,\"contentType\":\"text/html; charset=utf-8\",\"archiveDigest\":{\"alg\":\"sha1-base32\",\"value\":\"7GWFCXJCK42VWKI4TG5D7EUATP7BP2P6\"},\"retrievedAt\":\"2026-09-14T10:36:52.765Z\"}","archive":"wayback","snapshotUrl":"https://web.archive.org/web/20150825055343id_/http://satoshi.nakamotoinstitute.org/emails/cryptography/","originalUrl":"http://satoshi.nakamotoinstitute.org/emails/cryptography/","mementoDatetime":"2015-08-25T05:53:43.000Z","contentSha256":"d8a7e5bf16d4a09b1f8a0a77cce31748aa3c3fcb368267455cb3e3c289a6d28a","contentBytes":6042,"contentType":"text/html; charset=utf-8","archiveDigest":{"alg":"sha1-base32","value":"7GWFCXJCK42VWKI4TG5D7EUATP7BP2P6"},"responseHeaders":{"memento-datetime":"Tue, 25 Aug 2015 05:53:43 GMT","link":"<http://satoshi.nakamotoinstitute.org/emails/cryptography/>; rel=\"original\", <https://web.archive.org/web/timemap/link/http://satoshi.nakamotoinstitute.org/emails/cryptography/>; rel=\"timemap\"; type=\"application/link-format\", <https://web.archive.org/web/http://satoshi.nakamotoinstitute.org/emails/cryptography/>; rel=\"timegate\"","content-type":"text/html; charset=utf-8","x-archive-src":"liveweb-20150829000849/live-20150825021908-wwwb-app12.us.archive.org.warc.gz","x-archive-orig-date":"Tue, 25 Aug 2015 05:53:44 GMT"},"httpStatus":200,"retrievedAt":"2026-09-14T10:36:52.765Z","anchored":true,"txid":"ef55d01a6f91a2614016dd51cfc9a83d7daf4730c048e40bc45c61108d5b2e92","network":"main","status":"active","spv":{"blockHeight":966716,"merkleRoot":"87ed222e0a01dc1620c9d5c281f9bc8c13b1965ae66c6fcded494ae496932a77","index":2126,"nodes":["166f9acff3c940b716f085ddcc702a611909ba8205c01239b75d855cbcb252c5","158035f7325e6b25cce12cdaf26ac7b0376366488129959ce7d6162ed2aa79d4","b2c161472c92a7e67f17b72859a0a7e54e9a75f06b551e7b3b0ca211d1b0135f","cab57fe24c34ad70d7f0b43d80f5335dea582491e11ffd04ec57820d35e96d24","1abb9a0a73e896e6ef3d6b1b79a218e0cf05a930bd7a36e0b2b67e5316a0a162","c094597fc462007e01af19ff48a89e326340517b3d3ec29e63bedf681fa9ffe5","ca08b54ea055849530f00aac04c999cc99fc07f403d9cb7963a75f5617c3b60b","fd1b131cbd97eceb3e1292f6ee5377e2287714ddd5beeb17ad595c6563f32b2e","d57d9ea8bd4f63db4ebdfbd6fc7d5672680a1b9b8a1ed7c0c99856815157f8b7","5ba77347cc3acfe35a9c3869b651aa68d355201c69b81a097e82c24a82df86a7","981d553ac034b96126f0c5b79f2025493174c17dc7ea08ed1a4cb2b57e4e551a","6d637bb0816eeb4c974a243f084146789137c0f600d2dbf422cc76529cb18a6b"],"provedAt":"2026-09-14T16:48:44.302Z"},"confirmed":true,"anchorState":"confirmed","anchorNote":"provably included in a block — a Merkle proof against our own headers exists","manifestUrl":"https://bsv.cx/wb/49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06/manifest","contentUrl":"https://bsv.cx/wb/49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06/content","explorer":"https://whatsonchain.com/tx/ef55d01a6f91a2614016dd51cfc9a83d7daf4730c048e40bc45c61108d5b2e92","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/49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06/content","manifest":"https://bsv.cx/wb/49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06/manifest","verify":"sha256(content) === d8a7e5bf16d4a09b1f8a0a77cce31748aa3c3fcb368267455cb3e3c289a6d28a (the manifest's contentSha256), and sha256(manifest) === 49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06 (the anchored id). Match against the transaction OP_RETURN \"bsv.cx / wb1 / 49e9c5003ae1497696ba9a58b53e48c2b86d6acc1be03e63bb40decab0dcee06\"."}}